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diphtheroid

[ dif-thuh-roid, dip- ]
/ ˈdɪf θəˌrɔɪd, ˈdɪp- /
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adjective Pathology.
resembling diphtheria, especially in the formation of a false membrane in the throat.
noun
any bacterium, especially of the genus Corynebacterium, that resembles the diphtheria bacillus but does not produce diphtheria toxin.
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Origin of diphtheroid

First recorded in 1860–65; diphther(ia) + -oid
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
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