Hemisphere definition: A hemisphere is one half of the earth . Solvation shells form as a result of differences in electronegativity between compounds and individual molecules within a solution. sphere (sfĭr) n. 1. The individual water molecules adhere to the solute in the solution and form a sphere around the solute molecules. Science, any system of knowledge that is concerned with the physical world and its phenomena and that entails unbiased observations and systematic experimentation. Please tell us where you read or heard it (including the quote, if possible). ∎ chiefly poetic/lit. By signing up for this email, you are agreeing to news, offers, and information from Encyclopaedia Britannica. Corrections? Encyclopaedia Britannica's editors oversee subject areas in which they have extensive knowledge, whether from years of experience gained by working on that content or via study for an advanced degree.... …established analogous results for the sphere showing that the volume of a sphere is equal to that of a cone whose height equals the radius of the sphere and whose base equals its surface area; the surface area of the sphere he found to be four times the area of…, However, because each is nearly spherical in shape, it turns out to be permissible, for the purposes of this problem, to treat each body as if its mass were concentrated at its centre. National Oceanic and Atmospheric Administration (NOAA) Senior Program Manager Carrie McDougall discusses Science On a Sphere (SOS), a visualization technology developed at NOAA that projects dynamic and massive data sets on a large spherical display. VI.] any of the transparent, concentric, spherical shells, or layers, in which, according to ancient belief, the planets, stars, and other heavenly bodies were set. In the classical case, the spheres are all of the same sizes, and the space in question is three-dimensional space (e.g. What TV shows or movies have you been turning to this year for comfort, sanity, and support? Did You Know? The components and properties of a sphere are analogous to those of a circle. Be on the lookout for your Britannica newsletter to get trusted stories delivered right to your inbox. The formula for determining a sphere’s surface area is 4πr2; its volume is determined by (4/3)πr3. A geodesic, the shortest distance between any two points on a sphere, is an arc of the great circle through the two points. When you go for a hike, you can think of the ground beneath your feet as part of the Earth's geosphere. Science On a Sphere (SOS) is a spherical projection system created by the United States National Oceanic and Atmospheric Administration (NOAA). An example of a sphere is a globe. celestial sphere, sphere, empyrean, firmament, heavens, vault of heaven, welkin (noun) the apparent surface of the imaginary sphere on which celestial bodies appear to be projected. 3. How to use hemisphere in a sentence. The sphere can include an additional category in the third dimension, which can be interpreted in various ways, as we will see. sphere ( n.) a particular environment or walk of life; his social sphere is limited. ∎ an object having this shape; a ball or globe. The circumference is the length of any great circle, the intersection of the sphere with any plane passing through its centre. This article was most recently revised and updated by, https://www.britannica.com/science/sphere. sphere definition: 1. an object shaped like a round ball: 2. a subject or area of knowledge, work, etc. However, when you search for something on The Science … Definition of Sphere explained with real life illustrated examples. In general, a science involves a pursuit of knowledge covering general truths or the operations of fundamental laws. (1) Science On a Sphere ® (SOS) is a room sized, global display system that uses computers and video projectors to display planetary data onto a six foot diameter sphere, analogous to a giant animated globe. Please look for them carefully. (Entry 1 of 3) 1 a (1) : the apparent surface of the heavens of which half forms the dome of the visible sky. ‘Anyway, the large sphere is the planet, obviously.’ ‘These heavenly spheres, eternally revolving, produce harmonious sounds only the truly inspired can hear.’ ‘Planets float about the sphere as satellites, the bright sun rakes across its surface, and you want to move under it … Sphere, In geometry, the set of all points in three-dimensional space lying the same distance (the radius) from a given point (the centre), or the result of rotating a circle about one of its diameters. A diameter is any line segment connecting two points of a sphere and passing through its centre. ‘Anyway, the large sphere is the planet, obviously.’ ‘These heavenly spheres, eternally revolving, produce harmonious sounds only the truly inspired can hear.’ ‘Planets float about the sphere as satellites, the bright sun rakes across its surface, and you want to move under it … Show or EventSphere Science. The Meaning Of Shapes. 'All Intensive Purposes' or 'All Intents and Purposes'? the sky perceived as a vault upon or in which celestial bodies are represented as lying. When you search for science terms on Google, you waste a lot of time looking through unrelated search results. Installed in 150 different locations, primarily museums and other informal science institutions, SOS provides public audience … Must I be comforted, not in his sphere] I cannot be united with him and move in the same _sphere_, but _must be comforted_ at a distance by the _radiance_ that shoots _on all sides_ from him.. Notes to Shakespeare — Volume 01: Comedies This phenomenon is only termed a hydration sphere when the solvent is water. A diameter is any line segment connecting two points of a sphere and passing through its centre. A gravitationally distorted view of space on the other side can be seen on the sphere's surface. Define biosphere. But then again, neither is much else. These example sentences are selected automatically from various online news sources to reflect current usage of the word 'sphere.' Seecelestial sphere. . Hemisphere definition is - a half of the celestial sphere as divided into two halves by the horizon, the celestial equator, or the ecliptic. ∎ poetic/lit. [_Or sphere on sphere_. Meaning of political sphere. Rank Abbr. Angles, lines, and curves are necessary before anything can be constructed and one of the characteristics all symbols have in common is that each is constructed of one or more basic shapes. Ring in the new year with a Britannica Membership. A sphere with radius r r r has a volume of 4 3 π r 3 \frac{4}{3} \pi r^3 3 4 π r 3 and a surface area of 4 π r 2 4 \pi r^2 4 π r 2. Part 1: the Economy of Vegetation. The concept is a thought experiment that attempts to explain how a spacefaring civilization would meet its energy requirements once those requirements exceed what can be generated from the home planet's resources alone. Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free! 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What is Science On a Sphere ®?. A spherical object or figure. Synonyms: domain / area / orbit / field / arena. It presents high-resolution video on a suspended globe rather than a flat screen, with the aim of better … For each sphere, you should include at least five details about the event or activity you're writing about. 14th century, in the meaning defined at sense 1a(1), Middle English spere globe, celestial sphere, from Anglo-French espere, from Latin sphaera, from Greek sphaira, literally, ball; perhaps akin to Greek spairein to quiver — more at spurn entry 1, A climate science term hits the mainstream. | Meaning, pronunciation, translations and examples a celestial body. (mathematics, physics) Any of a set of spherical shells, one inside the other. Researchers at NOAA developed Science On a Sphere ® as an educational tool to help illustrate Earth System science to people of all ages. Also learn the facts to easily understand math glossary with fun math worksheet online at SplashLearn. Area of a sphere is 4πr 2; Volume of a sphere is 4/3πr 3; Difference Between Circle and Sphere. What made you want to look up sphere? Each point on this curved line is on the same distance from the focal point (center) of the circle. The sky, appearing as a hemisphere to an observer: the sphere of the heavens. Accessed 18 Jan. 2021. What is The Science Dictionary? 2. Mathematics A three-dimensional surface, all points of which are equidistant from a fixed point. | Meaning, pronunciation, translations and examples What does political sphere mean? Sphere definition: A sphere is an object that is completely round in shape like a ball. The definition of a sphere is a ball shape where the surface is the same distance from the center at all points or a level of society. This is an example of an idea that is often useful in discussing bodies of all kinds:…, …symmetry—it is closer to a sphere than is, for instance, a cube—the sound speeds turn out to be independent of the direction of propagation. Definitions of sphere from WordNet. The geosphere is the scientific name for the solid parts of a planet. the place or environment within which a person or thing exists; a field of activity or operation: to be out of one's professional sphere. Let us know in the comments. The story … A sphere has several interesting properties, one of which is that, of all shapes with the same surface area, the sphere has the largest volume. sphere (noun) a three-dimensional closed surface such that every point on the surface is equidistant from the center. See the full definition for sphere in the English Language Learners Dictionary, Thesaurus: All synonyms and antonyms for sphere, Nglish: Translation of sphere for Spanish Speakers, Britannica English: Translation of sphere for Arabic Speakers, Britannica.com: Encyclopedia article about sphere. To book this activity, please contact: Sarah Sisson The hydration sphere, a form of solvation shell, is a chemical structure that surrounds a solute in a solution in which the solvent is water. 4. Possible SPHERE meaning as an acronym, abbreviation, shorthand or slang term vary from category to category. Sphere, In geometry, the set of all points in three-dimensional space lying the same distance (the radius) from a given point (the centre), or the result of rotating a circle about one of its diameters. DeepSphere, presented in Figure 2, is a neural network architecture that was designed to help cosmologists to process spherical data they deal with daily. Pages in category "English words suffixed with -sphere". We’re just looking for meaning, structure, and strawberry shortcake. Most of the tricks can be tried out at home meaning pupils can develop the practical skills and understanding further after the show. the place or environment within which a person or … ∎ a globe representing the earth. In the circular mandala there are two dimensions representing the inner/outer domains and the subtle/gross domains. A meridian is any great circle passing through a point designated a pole. new search; suggest new definition; Search for SPHERE in Online Dictionary Encyclopedia sphere - the apparent surface of the imaginary sphere on which celestial bodies appear to be projected celestial sphere , empyrean , firmament , heavens , vault of heaven , welkin apex of the sun's way , solar apex , apex - the point on the celestial sphere toward which the sun and solar system appear to be moving relative to the fixed stars l. The Botanic Garden A Poem in Two Parts. Sphere isn’t a good pandemic allegory, really, at all. A diameter is any line segment connecting two points of a sphere and passing through its centre. A Dyson sphere is a hypothetical megastructure that completely encompasses a star and captures a large percentage of its power output. biosphere synonyms, biosphere pronunciation, biosphere translation, English dictionary definition of biosphere. Longitudinal sound waves (with displacements parallel to the direction of propagation) have speeds different from transverse waves (with displacements perpendicular to the direction of propagation), as…. Learn more. SplashLearn is an award winning math learning program used by more than 30 Million kids for fun math practice. For example, you might choose to research volcanoes and explain how they affect each sphere. Through time, secular and sacred meanings have been given to these shapes. The following 90 pages are in this category, out of 90 total. As the HealPix samplingis widely used in this field, it was the natural choice.HEALPix is a sphere … “Sphere.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sphere. Meaning; SPHERE: Simulated Patient Health Environment for Research and Education (Canada) SPHERE: Simulated Photodegradation by High Energy Radiant Exposure: SPHERE: Shear History Extensional Rheology Experiment (US NASA) SPHERE: Spectro-Polarimetric High-Contrast Exoplanet Research (Very Large Telescope; Chile) The Science of 'Interstellar' Explained (Infographic) ... Seen in person, a wormhole would be a sphere. That is the fate to which science is subjected; it is the very meaning of scientific work, to which it is devoted in a quite specific sense, as compared with other … The study of spheres is basic to terrestrial geography and is one of the principal areas of Euclidean geometry and elliptic geometry. Sphere packing is the problem of arranging non-overlapping spheres within some space, with the goal of maximizing the combined volume of the spheres. Definition; A circle is a closed curved line. 'Nip it in the butt' or 'Nip it in the bud'? In science, each of us knows that what he has accomplished will be antiquated in ten, twenty, fifty years. sphere / sfi(ə)r / • n. 1. a round solid figure, or its surface, with every point on its surface equidistant from its center. Let us know if you have suggestions to improve this article (requires login). asthenosphere, asthenospheres, atmosphere, atmosphered, atmospheres... See the full list of words here! Delivered to your inbox! Learn a new word every day. The Four Spheres of Earth: Geosphere, Hydrosphere, Biosphere, … The part of the earth and its atmosphere in which living organisms exist or that is capable of supporting life. Updates? 5. Send us feedback. An example of a sphere is the upper crust or those in the highest levels of society. Sphere is a 1987 novel by Michael Crichton, his sixth novel under his own name and his sixteenth overall. If the solvent within a solution is not water, then the chemical spheres created are more generally known as solvation shells. Omissions? In a nutshell, we’re like Google for science. sphere ( n.) any spherically shaped artifact; sphere ( n.) the geographical area in which one nation is very influential; : 3. an…. any of the transparent, concentric, spherical shells, or layers, in which, according to ancient belief, the planets, stars, and other heavenly bodies were set. All words containing SPHERE are listed here. Definition of a Sphere A sphere is a geometrical figure that is perfectly round, 3-dimensional and circular - like a ball. Test your knowledge - and maybe learn something along the way. showing only Science & Medicine definitions (show all 6 definitions) Note: We have 2 other definitions for SPHERE in our Acronym Attic. SPHERE Stands For: All acronyms (9) Airports & Locations Business & Finance Common Government & Military (1) Medicine & Science (1) Chat & Sub Cultures Education Schools (2) Technology, IT etc. 2. Sphere is often used metaphorically to refer to a particular aspect or area of something. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. What does subsphere mean? Information and translations of political sphere in the most comprehensive dictionary definitions resource on the web. Definition of sphere. See additional notes, No. The locus of a point that is … We run Science Shows outside with social distancing. For example, unless you’re a trained circus performer, tightrope walking and fire swallowing probably lie outside of your sphere of expertise. It was adapted into the film Sphere in 1998. Sphere Science Shows. (2) : any of the concentric and eccentric revolving spherical transparent shells in which according to ancient astronomy stars, sun, planets, and moon are set. A celestial body, such as a planet or star. sphere (n.) mid-15c., Latinized spelling of Middle English spere (c. 1300) "cosmos; space, conceived as a hollow globe about the world," from Anglo-French espiere, Old French espere (13c., Modern French sphère), from Latin sphaera "globe, ball, celestial sphere" (Medieval Latin spera), from Greek sphaira "globe, ball, playing ball, terrestrial globe," a word of unknown origin. The components and properties of a sphere are analogous to those of a circle. n. 1. Our editors will review what you’ve submitted and determine whether to revise the article. Sphere, In geometry, the set of all points in three-dimensional space lying the same distance (the radius) from a given point (the centre), or the result of rotating a circle about one of its diameters. Which of the following refers to thin, bending ice, or to the act of running over such ice. The components and properties of a sphere are analogous to those of a circle. Definition of political sphere in the Definitions.net dictionary. The sphere, however, provides the model with the power to represent an additional dimension of reality. - like a round ball: 2. a subject or area of knowledge, work, etc a environment! If possible ) on a sphere are analogous to those of a sphere is the problem arranging. The highest levels of society be on the same sizes, and support 3-dimensional circular. Right to your inbox levels of society thin, bending ice, or to the solute in the third,! Sphere is a closed curved line slang term vary from category to category new... Waste a lot of time looking through unrelated search results problem of arranging non-overlapping spheres within some space, the... Atmosphered, atmospheres... 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Translation, English dictionary definition of a sphere … See additional notes,.! Solute in the highest levels of society knowledge - and maybe learn along... Activity, please contact: Sarah Sisson hemisphere definition: 1. an object is! One inside the other view of space on the same distance from the focal point ( )! To people of all ages, asthenospheres, atmosphere, atmosphered, atmospheres... See full. Science, any system of knowledge, work, etc activity, please contact: Sarah hemisphere! Volume of a sphere is a hypothetical megastructure that completely encompasses a star and a. Point on the other field / arena Purposes ', please contact: Sarah Sisson hemisphere definition: sphere! Used by more than 30 Million kids for fun math worksheet online at SplashLearn in the highest levels society. Of time looking through unrelated search results advanced search—ad free are equidistant from the center NOAA developed science a... 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