gram-negative

adjective
gram-neg·​a·​tive | \ ˈgram-ˈne-gə-tiv How to pronounce gram-negative (audio) \

Definition of gram-negative

: not holding the purple dye when stained by Gram's stain used chiefly of bacteria

First Known Use of gram-negative

1907, in the meaning defined above

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Time Traveler for gram-negative

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The first known use of gram-negative was in 1907

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Dictionary Entries Near gram-negative

Grammy

gram-negative

gramophile

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Cite this Entry

“Gram-negative.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/gram-negative. Accessed 27 Nov. 2021.

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More Definitions for gram-negative

gram-negative

adjective
gram-neg·​a·​tive | \ ˈgram-ˈneg-ət-iv How to pronounce gram-negative (audio) \

Medical Definition of gram-negative

: not holding the purple dye when stained by Gram's stain used chiefly of bacteria

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