/ Dictionary / Index A astrocyte: Meaning and Definition of Find definitions for: as•tro•cyte Pronunciation: (as'tru-sīt"), [key] — n. Cell Biol. a star-shaped neuroglial cell of ectodermal origin. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: astrocyte (Thesaurus) astrochemistry astrodome Related Content Daily Word Quiz: denizen Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language