Standard Lemma guide

rifampicin

noun · 1 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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  • /ɹɪˈfæm.pɪs.ɪn/

1

noun

Meaning 1

A reddish-brown semisynthetic antibiotic C43H58N4O12 obtained from the bacterium Amycolaptosis mediterranei, used chiefly to treat tuberculosis, leprosy, and asymptomatic carriers of meningococci.

Definition source: English Wiktionary via Wiktextract

Usage: countable, uncountable

Topics: medicine, pharmacology, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

Blend of rifam(y)cin + pi(perazinyl).