eighty-first

== English == === Pronunciation === === Adjective === eighty-first The ordinal form of the number eighty-one, describing a person or thing in position number 81 of a sequence. ==== Usage notes ==== English ordinal numbers may function as either an adjective or as a noun, and almost never appear in the plural. ==== Synonyms ==== 81st, 81st ==== Translations ==== === Noun === eighty-first (plural eighty-firsts) One of eighty-one equal parts of a whole. ==== Translations ====