/ Dictionary / Index G gyrostat: Meaning and Definition of Find definitions for: gy•ro•stat Pronunciation: ( jī'ru-stat"), [key] — n. a modified gyroscope, consisting of a rotating wheel pivoted within a rigid case. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. gyrostabilizer gyrostatic compass Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language