/ Dictionary / Index S Syrtis Major: Meaning and Definition of Find definitions for: Syr'tis Ma'jor Pronunciation: (sûr'tis), [key] an area in the northern hemisphere and near the equator of Mars, appearing as a dark region when viewed telescopically from the earth. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. syrphid fly syrup 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