| asthenosphere | (noun) the lower layer of the crust | - |
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| atmosphere | (noun) a distinctive but intangible quality surrounding a person or thing | Synonyms: air, aura |
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| (noun) the mass of air surrounding the Earth | Synonyms: air |
| (noun) the envelope of gases surrounding any celestial body | - |
| (noun) a unit of pressure: the pressure that will support a column of mercury 760 mm high at sea level and 0 degrees centigrade | Synonyms: atm, standard atmosphere, standard pressure |
| (noun) the weather or climate at some place | Synonyms: atmospheric state |
| (noun) a particular environment or surrounding influence | Synonyms: ambiance, ambience |
| bathysphere | (noun) spherical deep diving apparatus (lowered by a cable) for underwater exploration | - |
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| biosphere | (noun) the regions of the surface and atmosphere of the Earth (or other planet) where living organisms exist | - |
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| blastosphere | (noun) early stage of an embryo produced by cleavage of an ovum; a liquid-filled sphere whose wall is composed of a single layer of cells; during this stage (about eight days after fertilization) implantation in the wall of the uterus occurs | Synonyms: blastula |
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| chromosphere | (noun) a gaseous layer of the sun's atmosphere (extending from the photosphere to the corona) that is visible during a total eclipse of the sun | - |
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| exosphere | (noun) the outermost atmospheric layer | - |
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| geosphere | (noun) the solid part of the earth consisting of the crust and outer mantle | Synonyms: lithosphere |
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| gomphothere | (noun) extinct elephants of Central American and South America; of the Miocene and Pleistocene | - |
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| heliosphere | (noun) the region inside the heliopause containing the sun and solar system | - |
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| hemisphere | (noun) either half of the cerebrum | Synonyms: cerebral hemisphere |
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| (noun) half of the terrestrial globe | - |
| (noun) half of a sphere | - |
| here | (noun) the present location; this place; location, proximal pronoun; demonstrative pronoun, location; quantifier: demonstrative determiner, singular, proximal | - |
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| houhere | (noun) small tree or shrub of New Zealand having a profusion of axillary clusters of honey-scented paper-white flowers and whose bark is used for cordage | Synonyms: Hoheria populnea, lacebark, ribbonwood |
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| hydrosphere | (noun) the watery layer of the earth's surface; includes water vapor | - |
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| ionosphere | (noun) the outer region of the Earth's atmosphere; contains a high concentration of free electrons | - |
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| isothere | (noun) a line on a map linking places with the same mean summer temperature. | - |
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| lithosphere | (noun) the solid part of the earth consisting of the crust and outer mantle | Synonyms: geosphere |
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| magnetosphere | (noun) the magnetic field of a planet; the volume around the planet in which charged particles are subject more to the planet's magnetic field than to the solar magnetic field | - |
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| megathere | (noun) gigantic extinct terrestrial sloth-like mammal of the Pliocene and Pleistocene in America | Synonyms: ground sloth |
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| mesosphere | (noun) the atmospheric layer between the stratosphere and the thermosphere | - |
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| nowhere | (noun) an insignificant place | - |
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| oosphere | (noun) a gamete; used especially of lower plants | - |
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| ozonosphere | (noun) a layer in the stratosphere (at approximately 20 miles) that contains a concentration of ozone sufficient to block most ultraviolet radiation from the sun | Synonyms: ozone layer |
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| photosphere | (noun) the intensely luminous surface of a star (especially the sun) | - |
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| somewhere | (noun) an indefinite or unknown location | - |
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| sphere | (noun) any spherically shaped artifact | - |
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| (noun) a particular aspect of life or activity | Synonyms: sector |
| (noun) the geographical area in which one nation is very influential | Synonyms: sphere of influence |
| (noun) the apparent surface of the imaginary sphere on which celestial bodies appear to be projected | Synonyms: celestial sphere, empyrean, firmament, heavens, vault of heaven, welkin |
| (noun) a solid figure bounded by a spherical surface (including the space it encloses) | - |
| (noun) a three-dimensional closed surface such that every point on the surface is equidistant from the center | - |
| (noun) a particular environment or walk of life | Synonyms: area, arena, domain, field, orbit |
| stratosphere | (noun) the atmospheric layer between the troposphere and the mesosphere | - |
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| there | (noun) a location other than here; that place; location, medial pronoun; demonstrative pronoun, location; quantifier: demonstrative determiner, distal; demonstrative pronoun, location; quantifier: demonstrative determiner, singular, distal | - |
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| thermosphere | (noun) the atmospheric layer between the mesosphere and the exosphere | - |
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| troposphere | (noun) the lowest atmospheric layer; from 4 to 11 miles high (depending on latitude) | - |
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| uintathere | (noun) a variety of dinocerate | Synonyms: dinoceras |
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