calendar

From Middle English kalender, from Old French calendier, from Latin calendarium (“account book”), from calendae (“the first day of the month”), from calare (“to announce solemnly, to call out (the sighting of the new moon)”), from Proto-Indo-European *kelh₁-.

• (Received Pronunciation) IPA^(key): /ˈkæl.ən.də/
• (US) enPR: kălʹəndər, IPA^(key): /ˈkæl.ən.dɚ/, [ˈkʰæl.(ə)n.dɚ]

• Audio (US)

  (file)

• Rhymes: -əndə(ɹ)
• Homophone: calender

calendar (plural calendars)

1. Any system by which time is divided into days, weeks, months, and years.

   The three principal calendars are the Gregorian, Jewish, and Islamic calendars.

2. A 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. A list of planned events.

   The club has a busy calendar this year.

4. An orderly list or enumeration of persons, things, or events; a schedule.
   • 1908 [1597], Francis Bacon, “XV. Of Seditions and Troubles”, in Mary Augusta Scott, editor, The Essays of Francis Bacon‎:

     Shepherds of people had need know the calendars of tempests of state; which are commonly greatest, when things grow to equality; as natural tempests are greatest about the Equinoctia.

   • 1963, Margery Allingham, chapter 20, in The China Governess‎:

     The story struck the depressingly familiar note with which true stories ring in the tried ears of experienced policemen. […] The second note, the high alarum, not so familiar and always important since it indicates the paramount sin in Man's private calendar, took most of them by surprise although they had been well prepared.

   a calendar of bills presented in a legislative assemblly;  a calendar of causes arranged for trial in court

5. (US) An appointment book (US), appointment diary (UK)

• Calendar should not be confused with calender.

• (list of planned events): agenda, schedule, docket; calends (uncommon)

calendar (third-person singular simple present calendars, present participle calendaring, simple past and past participle calendared)

1. (law) To 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.

2. To enter or write in a calendar; to register.

   (Can we find and add a quotation of Waterhouse to this entry?)

• (Gregorian calendar months) Gregorian calendar month; January, February, March, April, May, June, July, August, September, October, November, December ^{(Category: en:Gregorian calendar months)}
• (Hebrew calendar months) Hebrew calendar month; Tishrei, Cheshvan, Kislev, Tevet, Shevat, Adar, Nisan, Iyar, Sivan, Tammuz, Av, Elul ^{(Category: en:Hebrew calendar months)}
• (Islamic calendar months) Islamic calendar month; Muharram, Safar, Rabi I, Rabi II, Jumada I, Jumada II, Rajab, Sha'aban, Ramadan, Shawwal, Dhu al-Qida, Dhu al-Hijjah ^{(Category: en:Islamic months)}

• landcare, landrace

• călindar (popular)

Borrowed (in this form) from Latin calendārium. Compare the inherited doublet cărindar.

calendar n (plural calendare)

1. calendar
2. almanac

• cărindar