| AEROSPHERE | • aerosphere n. (Rare) atmosphere. • AEROSPHERE n. the entire atmosphere surrounding the earth. |
| AEROSPHERES | • aerospheres n. Plural of aerosphere. • AEROSPHERE n. the entire atmosphere surrounding the earth. |
| ASTROSPHERE | • astrosphere n. A cavity filled with hot gas blown into the interstellar medium by stellar winds. • ASTROSPHERE n. another name for a centrosome. |
| HYDROSPHERE | • hydrosphere n. All the liquid waters of the Earth, as distinguished from the land and the gases of the atmosphere. • HYDROSPHERE n. the water of the earth. |
| MICROSPHERE | • microsphere n. Any sphere whose size is measured in micrometres. • MICROSPHERE n. a small sphere. |
| ASTROSPHERES | • astrospheres n. Plural of astrosphere. • ASTROSPHERE n. another name for a centrosome. |
| CENTROSPHERE | • centrosphere n. (Biology) The cytoplasm surrounding the centriole of a centrosome. • centrosphere n. (Geology) barysphere. • CENTROSPHERE n. the central part of the earth below the crust, aka barysphere. |
| HYDROSPHERES | • hydrospheres n. Plural of hydrosphere. • HYDROSPHERE n. the water of the earth. |
| HYDROSPHERIC | • hydrospheric adj. Relating to the hydrosphere. • HYDROSPHERIC adj. relating to the hydrosphere. |
| MICROSPHERES | • microspheres n. Plural of microsphere. • MICROSPHERE n. a small sphere. |
| CENTROSPHERES | • centrospheres n. Plural of centrosphere. • CENTROSPHERE n. the central part of the earth below the crust, aka barysphere. |
| MICROSPHERICAL | • microspherical adj. Composed of microscopic spheres. • microspherical adj. Having the form of a microscopic sphere. • MICROSPHERICAL adj. of or like a microsphere. |