catalyse
verb
catalyse is spelled C-A-T-A-L-Y-S-E: 8 letters. It appears about once in every 10 million words in written English, the 95,993rd most frequent word form (wordfreq, 2021 data). As a verb, catalyse means “Alternative spelling of catalyze” (English Wiktionary, September 2026).
How many letters and syllables are in catalyse?
| Letters | 8: C-A-T-A-L-Y-S-E |
|---|---|
| In writing | about once in every 10 million words; the 95,993rd most frequent word form |
| Wrong spellings searched | none 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 catalyse?
Catalyse appears about once in every 10 million words in written English, the 95,993rd 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 catalyse?
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: LL-Q1860_(eng)-Vealhurl-catalyse.wav, Wikimedia Commons (author and licence on each file's page).
Forms of catalyse
- catalyses present, singular, he/she/it
- catalysing participle, present
- catalysed participle, past
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does catalyse mean?
The meanings the English Wiktionary records, quoted as written there (source below).
verb
- 1
UKAlternative spelling of catalyze.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).