a familiar name for a person (often a shortened version of a person's given name); "Joe's mother would not use his nickname and always called him Joseph"; "Henry's nickname was Slim"
a descriptive name for a place or thing; "the nickname for the U.S. Constitution is `Old Ironsides'"
the state of being imprisoned; "he was held in captivity until he died"; "the imprisonment of captured soldiers"; "his ignominious incarceration in the local jail"; "he practiced the immurement of his enemies in the castle dungeon"
a word that expresses a meaning opposed to the meaning of another word, in which case the two words are antonyms of each other; "to him the antonym of `gay' was `depressed'"
the period of time that it takes for a planet (as, e.g., Earth or Mars) to make a complete revolution around the sun; "a Martian year takes 687 of our days"
a period of time containing 365 (or 366) days; "she is 4 years old"; "in the year 1920"
a period of time occupying a regular part of a calendar year that is used for some particular activity; "a school year"