A method of reckoning time, esp. as to the length and divisions of a year.

历法。

An arrangement, as on a card or sheets of paper, setting forth the days, weeks, and months of a year.

日历；月历。

An almanac.

历书。

A register or list.

(常用单数)记录表。

A list of cases arranged for trial.

【法律】待审案件表。

To register or place on a list.

载入记录；记入册中。

不要把 calendar 和 calender 这两个字混淆了。

Calendar 是日期的记录、日历之意。Calender 是一种用来压光纸或布的压光机、轮压机。