eprouvette

noun
eprou·​vette | \ ¦āˌprü¦vet\
plural -s

Definition of eprouvette

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

History and Etymology for eprouvette

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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