/ Dictionary / Index M mean solar time: Meaning and Definition of Find definitions for: mean' so'lar time" Pronunciation: [key] time measured by the hour angle of the mean sun. Also called Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. mean solar day meanspirited Related Content Daily Word Quiz: maritime Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language