gram-positive

adjective

gram-pos·​i·​tive ˈgram-ˈpä-zə-tiv How to pronounce gram-positive (audio)
-ˈpäz-tiv
: holding the purple dye when stained by Gram's stain
used chiefly of bacteria

Word History

First Known Use

1907, in the meaning defined above

Time Traveler
The first known use of gram-positive was in 1907

Dictionary Entries Near gram-positive

Cite this Entry

“Gram-positive.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/gram-positive. Accessed 5 Jun. 2023.

Medical Definition

gram-positive

adjective
gram-pos·​i·​tive ˈgram-ˈpäz-ət-iv, -ˈpäz-tiv How to pronounce gram-positive (audio)
: holding the purple dye when stained by Gram's stain
used chiefly of bacteria
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