noun an·nule \ˈa(ˌ)nyül\

Definition of annule



  1. :  annulus; specifically :  a circular band formed by two transverse grooves in the cuticle of some nematodes with consequent apparent segmentation

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Origin and Etymology of annule

Latin annulus

First Known Use: circa 1681

Seen and Heard

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a trip made at another's expense

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