horntail

noun
horn·​tail | \ˈhȯrn-ˌtāl \

Definition of horntail 

: any of various hymenopterous insects (family Siricidae) related to the typical sawflies but having females with a stout hornlike ovipositor and larvae that burrow in woody plants

First Known Use of horntail

1884, in the meaning defined above

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The first known use of horntail was in 1884

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