noun si·rex \ˈsīˌreks\

Definition of sirex

  1. 1 capitalized :  the type genus of the family Siricidae including various horntails that are destructive pests of unseasoned lumber from coniferous trees

  2. 2 plural -es :  any horntail of the genus Sirex

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Origin and Etymology of sirex

New Latin, irregular from Latin siren — more at siren

Seen and Heard

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a trip made at another's expense

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