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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
Geometrid
.