一年半 yīniánbàn a year and a half Definitions Defs Origin Strokes Stroke Words Sentences Sents 一 yī numeral one one; the number 1; single; alone年 nián noun year a year or the duration of a year; also used to describe annual or yearly occurrences半 bàn numeral half one half; semi-; specifically used after a number and a measure word to mean "and a half"