from The American Heritage® Dictionary of the English Language, 4th Edition

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

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. Alternative spelling of Petri dish.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. a shallow dish used to culture bacteria


After Julius Richard Petri (1852-1921), German bacteriologist.
(American Heritage® Dictionary of the English Language, Fourth Edition)


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