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CIR

/ˈsɪɹ/noun

CIR is a noun meaning “Initialism of committed information rate” (English Wiktionary, September 2026). It is spelled C-I-R, and it appears 1.5 times per million words in written English (wordfreq, 2021 data). The plural of CIR is CIRs.

What does CIR mean?

noun

  1. 1

    Initialism of committed information rate.

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

How do you pronounce CIR?

  • /ˈsɪɹ/

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: LL-Q1860_(eng)-Wodencafe-CIR.wav, Wikimedia Commons (author and licence on each file's page).

Forms of CIR

  • CIRs plural

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).

How common is CIR?

CIR appears 1.5 times per million words in written English, the 22,651st most frequent word form in the list.

Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).

Where does CIR come from?

From circulatory.

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).