petri dish

[pee-tree]

noun

a shallow, circular, glass or plastic dish with a loose-fitting cover over the top and sides, used for culturing bacteria and other microorganisms.

Origin of petri dish

1890–95; named after J. R. Petri (died 1921), German bacteriologist

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for petri dish

Historical Examples of petri dish

The colonies of bacteria shown in the petri-dish test made of the washings from wall paper further supports these findings.
Paint Technology and Tests
Henry A. Gardner

British Dictionary definitions for petri dish

Petri dish

noun

a shallow circular flat-bottomed dish, often with a fitting cover, used in laboratories, esp for producing cultures of microorganisms

Word Origin for Petri dish

C19: named after J. R. Petri (1852–1921), German bacteriologist

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for petri dish

1892, named for German bacteriologist Julius Petri (1852-1922), who first devised it c.1887.

petri dish in Medicine

petri dish

[pē′trē]

n.

A shallow circular dish with a loose-fitting cover, used to culture bacteria or other microorganisms.

petri dish in Science

petri dish

[pē′trē]

A shallow, circular dish with a loose cover, usually made of transparent glass or plastic and used to grow cultures of microorganisms. The petri dish is named after German bacteriologist Julius Richard Petri (1852-1921).