/ Dictionary / Index S sane: Meaning and Definition of Find definitions for: sane Pronunciation: (sān), [key] — san•er, san•est. free from mental derangement; having a sound, healthy mind: a sane person. having or showing reason, sound judgment, or good sense: sane advice. sound; healthy. SANE Pronunciation: (sān), [key] — n. a private nationwide organization in the U.S., established in 1957, that opposes nuclear testing and advocates international peace. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: sane (Thesaurus) Sandy Hook San Felipe Related Content Daily Word Quiz: endear Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language