Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “Petri dish”

Petri dish

noun [C]     /ˈpet.riˌdɪʃ/ US  /ˈpiː.tri-/
a small, clear, round dish with a cover, used in scientific tests especially for growing bacteriaLaboratory equipment
(Definition of Petri dish noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
Focus on the pronunciation of Petri dish

Translations of “Petri dish”

Word of the Day

neighbourly

friendly or helpful

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More