noun
Refers to the first class or period of the school day. Often used in university contexts. Abbreviation of 一限目.
See also: 一限目
月曜の一限は数学だ。
Monday's first period is math.
一限に遅刻しそうだ。
I'm going to be late for first period.
一限目 is the full form with the ordinal suffix 目, while 一限 is a common abbreviation used in everyday student speech.
Compound of 一 (one) and 限 (limit/period), referring to the first class period of the day. An abbreviation of 一限目.