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ribonuclease

/ˌɹaɪbəʊˈnjuːklieɪz/noun

ribonuclease is a noun meaning “Any of a group of enzymes that catalyze the hydrolysis of ribonucleic acid” (English Wiktionary, September 2026). It is spelled R-I-B-O-N-U-C-L-E-A-S-E, and it appears about once in every 15 million words in written English (wordfreq, 2021 data). The plural of ribonuclease is ribonucleases.

What does ribonuclease mean?

noun

  1. 1

    Any of a group of enzymes that catalyze the hydrolysis of ribonucleic acid.

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

How do you pronounce ribonuclease?

  • /ˌɹaɪbəʊˈnjuːklieɪz/

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

Forms of ribonuclease

  • ribonucleases plural

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

How common is ribonuclease?

Ribonuclease appears about once in every 15 million words in written English, the 117,098th 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).

Ribonuclease in Spanish, French, German and Portuguese

In the sense enzyme catalyzing the hydrolysis of ribonucleic acid:

LanguageWords
Frenchribonucléase
GermanRibonuklease

Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Translations are Wiktionary's, by sense; a linked word has its own PlainSpell page.

Where does ribonuclease come from?

From ribonucleic + -ase.

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