sirolimus
/sɪˈɹoʊ.lɪm.əs/noun
sirolimus is spelled S-I-R-O-L-I-M-U-S: 9 letters and 4 syllables. It appears about once in every 30 million words in written English, the 165,739th most frequent word form (wordfreq, 2021 data). As a noun, sirolimus means “An immunosuppressive drug C₅₁H₇₉NO₁₃ that is a macrocyclic lactone obtained from a soil bacterium Streptomyces hygroscopicus and is taken orally…” (English Wiktionary, September 2026).
How many letters and syllables are in sirolimus?
| Letters | 9: S-I-R-O-L-I-M-U-S |
|---|---|
| Syllables | 4 (from its pronunciation) |
| In writing | about once in every 30 million words; the 165,739th most frequent word form |
| Wrong spellings searched | none measured in search |
| Rhymes with |
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); rhymes and same-letter words are computed by PlainSpell from its own word list.
How common is sirolimus?
Sirolimus appears about once in every 30 million words in written English, the 165,739th 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 sirolimus?
- US /sɪˈɹoʊ.lɪm.əs/
Sirolimus has 4 syllables (counted from the pronunciation).
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What rhymes with sirolimus?
One word on PlainSpell end in the same sounds as sirolimus from its last stressed vowel (/oʊlɪməs/):
Computed by PlainSpell from the pronunciations in the English Wiktionary (dump of September 2, 2026): a rhyme shares every sound from the last stressed vowel to the end; ordered by written frequency (wordfreq 3.1).
Forms of sirolimus
- rapamycin
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does sirolimus mean?
The meanings the English Wiktionary records, quoted as written there (source below).
noun
- 1
An immunosuppressive drug C₅₁H₇₉NO₁₃ that is a macrocyclic lactone obtained from a soil bacterium Streptomyces hygroscopicus and is taken orally especially to prevent rejection of transplanted organs.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Where does sirolimus come from?
From [Term?] + (mac)rol(ide) + -imus (“immunosuppressant”).
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).