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Webster 1913 Edition

Inchworm

Inch′wormˊ

,

Noun.

(Zool.)

The larva of any geometrid moth. It progresses forward by first bringing the rear end of the body forward, forming a loop, then moving the front part of the body; called also

measuring

worm,

measuringworm

,

spanner

, and

looper

. See

.