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A shallow circular dish with a loose-fitting cover, used to culture bacteria or other microorganisms.
[After Julius Richard Petri (1852-1921), German bacteriologist.]
(Biochemistry) (sometimes without capital) a shallow circular flat-bottomed dish, often with a fitting cover, used in laboratories, esp for producing cultures of microorganisms
[C19: named after J. R. Petri (1852–1921), German bacteriologist]
pe′tri dish`(ˈpi tri)
a shallow, circular, glass or plastic dish with a loose-fitting cover over the top and sides, used for culturing microorganisms.
[1890–95; after J. R. Petri (d. 1921), German bacteriologist]
A shallow, circular dish with a loose cover, used to grow cultures of microorganisms.