calendar year

noun

"calendar-year" is a 12-letter English headword indexed on PlainSpell.

The verdict

“calendar year” is uncommon English (outside the top frequency list), classed as a noun. The kind of spelling people second-guess.

Unranked
below top-frequency English
13
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The length of time between the beginning and end of a year as marked on a calendar, such as from 0:00 January 1 to 24:00 December 31 in the Gregorian calendar.

Corpus desk

Index EN-calendar-year · calendar year · English

calendar year · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MEGA 13 letters
  • VOW-6 6 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "C" thin
  • PHOTO-UNK Peer pending

Read with this headword: Spelling guide for this pattern

Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.

Key facts for calendar year
PropertyValue
Headwordcalendar year
LanguageEnglish
Part of speechNoun
Letters13
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “calendar year” in English

calendar yearsits beyond the 100,000 most-frequent English words, in the long tail of technical, archaic, or otherwise rare vocabulary where spelling doubt tends to strike hardest.

Beyond rank #100,000. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

calendar year is uncommon English outside the top frequency list, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "The length of time between the beginning and end of a year as marked on a calendar, such as from 0:00 January 1 to 24:00 December 31 in the Gregorian calendar.".

calendar year has no tracked misspelling variants, a sign its spelling follows regular English conventions. No close-neighbour confusable shows up for this headword in our dataset, since its spelling is unusual enough that it doesn't cluster with a lookalike.

Etymologically, the entry records: From calendar + year. The correct English form is calendar year, spelled C-A-L-E-N-D-A-R- -Y-E-A-R.

Definition

  1. 1
    The length of time between the beginning and end of a year as marked on a calendar, such as from 0:00 January 1 to 24:00 December 31 in the Gregorian calendar.

Etymology

From calendar + year.

This word in other languages

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "calendar year"?
"calendar year" is spelled C-A-L-E-N-D-A-R- -Y-E-A-R.
What does "calendar year" mean?
As a noun, "calendar year" means: The length of time between the beginning and end of a year as marked on a calendar, such as from 0:00 January 1 to 24:00 December 31 in the Gregorian calendar.
What is the origin of the word "calendar year"?
From calendar + year. See the full etymology section above for more details.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list