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Definitions

antibiotic

[an-ti-bahy-ot-ik, -bee-, an-tee-, -tahy-] / ˌæn tɪ baɪˈɒt ɪk, -bi-, ˌæn ti-, -taɪ- /


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

A musical exploring the global threat of antibiotic resistance has made its London premiere, featuring a chorus of 60 NHS healthcare workers.

From BBC • Apr. 5, 2026

If bacteria stop growing, the antibiotic in that tube is effective.

From Science Daily • Mar. 31, 2026

While the plant reduced antibiotic levels in the water, it sometimes increased how quickly fish absorbed them.

From Science Daily • Mar. 21, 2026

Testing revealed the most common species was penicillium chrysogenum, famous because it is used to produce the penicillin antibiotic but it can cause allergic reactions or infections in people with compromised immune systems.

From BBC • Mar. 19, 2026

The first new successful antibiotic in a decade is tested on 8 January 2016.

From "We Are the Ants" by Shaun David Hutchinson