Definitions
1.nounAny system by which time is divided into days, weeks, months, and years."The three principal calendars are the Gregorian, Jewish, and Islamic calendars."
2.nounA means to determine the date consisting of a document containing dates and other temporal information."Write his birthday on the calendar hanging on the wall."
3.nounA list of planned events."The club has a busy calendar this year."
4.nounAn orderly list or enumeration of persons, things, or events; a schedule."a calendar of bills presented in a legislative assemblly; a calendar of causes arranged for trial in court"
5.nounAn appointment book (US), appointment diary (UK)
6.verbTo set a date for a proceeding in court, usually done by a judge at a calendar call."The judge agreed to calendar a hearing for pretrial motions for the week of May 15, but did not agree to calendar the trial itself on a specific date."
7.verbTo enter or write in a calendar; to register.