eprouvette

noun

eprou·​vette

¦āˌprü¦vet

plural -s

: an apparatus (such as a mortar) formerly used for testing the strength of gunpowder

Word History

Etymology

French éprouvette, from éprouver to test, try (from Old French esprover, from—assumed—Vulgar Latin exprobare, from Latin ex- + probare to try, approve, prove) + -ette

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