antitranspirant

noun
an·ti·tran·spi·rant | \" +\
plural -s

Definition of antitranspirant 

: a substance (such as pine oil) that is usually sprayed on plant surfaces (as of the leaves and stems) to reduce transpiration and inhibit water loss

called also antidesiccant

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First Known Use of antitranspirant

1958, in the meaning defined above

History and Etymology for antitranspirant

anti- entry 1 + transpir(ation) + -ant entry 1

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The first known use of antitranspirant was in 1958

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