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Related to Canker-worm: palmerworm


The larva of either of two geometrid moths (Paleacrita vernata or Alsophila pometaria), destructive to fruit and shade trees.


(Animals) the larva of either of two geometrid moths, Paleacrita vernata or Alsophila pometaria, which feed on and destroy fruit and shade trees in North America


(ˈkæŋ kərˌwɜrm)

the striped green caterpillar of any of several geometrid moths: a foliage pest of trees.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.cankerworm - green caterpillar of a geometrid mothcankerworm - green caterpillar of a geometrid moth; pest of various fruit and shade trees
family Geometridae, Geometridae - measuring worms
spring cankerworm - variably colored looper; larva of Paleacrita vernata
fall cankerworm - green or brown white-striped looper; larva of Alsophila pometaria
caterpillar - a wormlike and often brightly colored and hairy or spiny larva of a butterfly or moth
References in classic literature ?
The people made great rejoicings, but took care to keep Liberty Tree well pruned and free from caterpillars and canker-worms.