petri dish

[ pee-tree ]
/ ˈpi tri /

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.

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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. 2020

Example sentences from the Web for petri dish

  • The colonies of bacteria shown in the petri-dish test made of the washings from wall paper further supports these findings.

British Dictionary definitions for petri dish

Petri dish
/ (ˈpɛtrɪ) /

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

Medical definitions for petri dish

petri dish
[ pētrē ]

n.

A shallow circular dish with a loose-fitting cover, used to culture bacteria or other microorganisms.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

Scientific definitions for petri dish

petri dish
[ pētrē ]

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).
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.