azithromycin
/əˌzɪθ.ɹoʊˈmaɪ.sn̩/
"azithromycin" is a 12-letter English headword indexed on PlainSpell.
The verdict
“azithromycin” is an uncommon English word, ranked #91,260 in English word frequency and used as a noun.
- #91,260
- frequency rank, English
- 12
- letters
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - A semisynthetic macrolide antibiotic C₃₈H₇₂N₂O₁₂ (trademarks Zithromax, Z-PAK) that is derived from erythromycin and is used especially as an antibacterial agent.
| Property | Value |
|---|---|
| Headword | azithromycin |
| Language | English |
| Part of speech | Noun |
| IPA | /əˌzɪθ.ɹoʊˈmaɪ.sn̩/ |
| Letters | 12 |
| Frequency rank | #91,260 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “azithromycin” sits in English frequency
Spelling & Dictionary Insight
The English entry for azithromycin is 12 letters long, classified as a noun, and transcribed in the International Phonetic Alphabet as /əˌzɪθ.ɹoʊˈmaɪ.sn̩/. Corpus data places it at rank #91,260 in overall English word frequency, marking it as uncommon enough that many writers pause before typing it. The dominant gloss from Wiktionary reads: "A semisynthetic macrolide antibiotic C₃₈H₇₂N₂O₁₂ (trademarks Zithromax, Z-PAK) that is derived from erythromycin and is used especially as an antibacterial agent.".
Zero misspellings are on record for azithromycin in our index, suggesting the orthography follows predictable English patterns. We don't track a confusable pairing for this entry, which typically means the spelling is too distinctive to be mistaken for another word.
Etymologically, the entry records: From az- + (er)ythromycin. The correct English form is azithromycin, spelled A-Z-I-T-H-R-O-M-Y-C-I-N.
Definition
- 1A semisynthetic macrolide antibiotic C₃₈H₇₂N₂O₁₂ (trademarks Zithromax, Z-PAK) that is derived from erythromycin and is used especially as an antibacterial agent.
Etymology
From az- + (er)ythromycin.
Synonyms
Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 English corpus, MIT). See the methodology for how each field is sourced and updated.
Frequently Asked Questions
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Using “azithromycin”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is A-Z-I-T-H-R-O-M-Y-C-I-N - every other letter order is a misspelling in standard orthography.
- Say it as /əˌzɪθ.ɹoʊˈmaɪ.sn̩/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
- Browse more English words and confusable pairs in the same reference. English words
Data Source
Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.