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PCR

/pi si ɑɹ/noun, verb, adjective

PCR is spelled P-C-R: 3 letters. It appears 1.4 times per million words in written English, the 23,835th most frequent word form (wordfreq, 2021 data). As a noun, PCR means “Initialism of polymerase chain reaction” (English Wiktionary, September 2026). The plural of PCR is PCRs.

How many letters and syllables are in PCR?

Letters3: P-C-R
In writing1.4 times per million words; the 23,835th most frequent word form
Wrong spellings searchednone measured in search

Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation; written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).

How common is PCR?

PCR appears 1.4 times per million words in written English, the 23,835th 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).

How do you pronounce PCR?

  • US /pi si ɑɹ/

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

Forms of PCR

  • PCRs plural, present, singular, he/she/it
  • PCRing participle, present
  • PCRed participle, past

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

What does PCR mean?

The meanings the English Wiktionary records, quoted as written there (source below).

noun

  1. 1

    Initialism of polymerase chain reaction.

  2. 2

    Initialism of protein/creatinine ratio.

  3. 3

    Initialism of pitch control rod.

  4. 4

    Initialism of principal component regression.

  5. 5

    Initialism of primary control rod.

  6. 6

    Initialism of power control rod.

verb

  1. 1

    To perform a polymerase chain reaction.

noun

as PCr
  1. 1

    Abbreviation of phosphocreatine.

noun

as Pcr
  1. 1

    Abbreviation of phosphocreatine.

adjective

  1. 1

    Initialism of post-consumer recycled.

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

What to look up after PCR