/ Dictionary / Index S solid-state: Meaning and Definition of Find definitions for: sol•id-state Pronunciation: (sol'id stāt'), [key] — adj. Electronics. designating or pertaining to electronic devices, as transistors or crystals, that can control current without the use of moving parts, heated filaments, or vacuum gaps. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: solid-state (Thesaurus) Solid South solidungulate Related Content Daily Word Quiz: quandary Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language