How do you pronounce "antibiotic"?

In American English: /ˌæntiːbaɪˈɑːtɪk/ (ant-eeb-eye-AHT-ik). In British English: /ˌæntɪbaɪˈɒtɪk/ (ant-ib-eye-OT-ik). In Canadian English: /ˌæntiːbaɪˈɑːtɪk/ (ant-eeb-eye-AHT-ik). In Australian English: /ˌantɪbaɪˈɒtɪk/ (ant-ib-EYE-ot).

Is "antibiotic" pronounced differently in American and British English?

Yes. In American English it's pronounced /ˌæntiːbaɪˈɑːtɪk/ (ant-eeb-eye-AHT-ik), while in British English it's /ˌæntɪbaɪˈɒtɪk/ (ant-ib-eye-OT-ik).

🗣️pronounce.how

antibiotic

regionalMedical

/ˌæntiːbaɪˈɑːtɪk/

ant-eeb-eye-AHT-ik

Syllable Breakdown

æntan·iːbti·aɪbi·ɑːtot·ɪkic

Source

90%confidence📘 CMU Pronouncing Dictionary v0.7b

All Variants

Edit on GitHub 🐛 Report an issue

Last updated: 2026-02-12