Meanings
nouncolistin (usually uncountable, plural colistins)
plural colistins
- uncountableusuallymedicineA polymixin antibiotic effective against a range of gram-negative bacteria, sometimes considered a last-resort antibiotic.
It's the first time this colistin-resistant strain has been found in a person in the United States.
2016, "The superbug that doctors have been dreading just reached the U.S.", The Washington Post, Lena H. Sun and Brady Dennis, May 26Synonyms: polymyxin E
Synonyms & antonyms
nounA polymixin antibiotic effective against a range of gram-negative bacteria, sometimes considered a last-resort antibiotic.
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Cite this entry
APA
colistin. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/colistin
MLA
“colistin.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/colistin. Accessed November 3, 2026.
Chicago
WatkinsX Dictionary, s.v. “colistin,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/colistin.
Source: colistin on Wiktionary, CC BY-SA 4.0.