Definition of petri dish in English:

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petri dish

Pronunciation: /ˈpētrē ˌdiSH/


A shallow, circular, transparent dish with a flat lid, used for the culture of microorganisms.
Example sentences
  • Five pieces of embryogenic tissue were cultured in Petri dishes containing 35 ml maturation medium.
  • Twenty fresh anthers were selected from ten plants at random; ten were kept on dry blotting paper in Petri dishes and the other ten were kept in Petri dishes containing water-saturated blotting paper.
  • Serial dilutions of homogenized lungs were plated on Petri dishes containing trypticase soy agar.


Late 19th century: named after Julius R. Petri (1852–1922), German bacteriologist.

For editors and proofreaders

Syllabification: pe·tri dish

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