noun, (used with a singular or plural verb)
(in the ancient Roman calendar) the fifteenth day of March, May, July, or October, and the thirteenth day of the other months.
a Greek plural suffix appearing in scientific names:
(functioning as sing) (in the Roman calendar) the 15th day in March, May, July, and October and the 13th day of each other month See also calends, nones
(plural) early 14c., “middle day of a Roman month,” from Old French Ides (12c.), from Latin idus (plural), a word perhaps of Etruscan origin. The 15th of March, May, July, and October; the 13th of other months. “Debts and interest were often payable on the ides” [Lewis].
- Ides of march
noun March 15 on the Roman calendar, the date of Julius Caesar’s assassination in 44 BC; also the eighth day after the nones in the ancient Roman calendar (the 15th day of March, May, July, October, the 13th of other months) March 15 in the ancient Roman calendar; the day in 44 b.c. on which […]
[id est] /ɪd ˈɛst/ Latin. 1. . /ˈɪd ˈɛst/ uknown 1. the full form of i.e. Latin, literally “that is (to say).”
International Data Group
/ˈiði/ noun 1. a transliteration of the Modern Greek name for (Mount) Ida (sense 1)