actinomycin
noun
actinomycin is a noun meaning “Any of a class of toxic polypeptide antibiotics found in soil bacteria of genus Streptomyces” (English Wiktionary, September 2026). It is spelled A-C-T-I-N-O-M-Y-C-I-N, and it appears about once in every 66 million words in written English (wordfreq, 2021 data). The plural of actinomycin is actinomycins.
What does actinomycin mean?
noun
- 1
Any of a class of toxic polypeptide antibiotics found in soil bacteria of genus Streptomyces.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
Forms of actinomycin
- actinomycins plural
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
How common is actinomycin?
Actinomycin appears about once in every 66 million words in written English, the 255,765th 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).
Actinomycin in Spanish, French, German and Portuguese
In the sense antibiotic found in bacteria of genus Streptomyces:
| Language | Words |
|---|---|
| Portuguese | actinomicina |
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.