measuring worm

meas·ur·ing worm (mzh-rng)

n.

A geometrid caterpillar that moves in alternate contractions and expansions suggestive of measuring. Also called inchworm, looper, spanworm.

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measuring worm

n

(Life Sciences & Allied Applications / Animals) the larva of a geometrid moth: it has legs on its front and rear segments only and moves in a series of loops Also called looper inchworm

Thesaurus

Noun

1.

measuring worm - small hairless caterpillar having legs on only its front and rear segments; mostly larvae of moths of the family Geometridae inchworm, looper caterpillar - a wormlike and often brightly colored and hairy or spiny larva of a butterfly or moth