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penetrant

adjective
pen·​e·​trant | \ ˈpe-nə-trənt How to pronounce penetrant (audio) \

Definition of penetrant

 (Entry 1 of 2)

1 : penetrating
2 of a gene : producing a phenotypic effect : exhibiting penetrance

penetrant

noun

Definition of penetrant (Entry 2 of 2)

: one that penetrates or is capable of penetrating

Examples of penetrant in a Sentence

Recent Examples on the Web: Noun

 Don’t Forget the Penetrant Always use a penetrant when backing out damaged screws in metal. — Roy Berendsohn, Popular Mechanics, "How to Extract Those Pesky Stripped Screws," 8 Nov. 2018

First Known Use of penetrant

Adjective

1543, in the meaning defined at sense 1

Noun

circa 1734, in the meaning defined above

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