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Related to cankerworm: palmerworm


The larva of either of two geometrid moths (Paleacrita vernata or Alsophila pometaria), destructive to fruit and shade trees.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


(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
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˈkæŋ kərˌwɜrm)

the striped green caterpillar of any of several geometrid moths: a foliage pest of trees.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in classic literature ?
O envy, root of all countless evils, and cankerworm of the virtues!
Sickness, like a cankerworm, was gnawing at her life, and dragging her towards the tomb.
'It is saddened to note that smuggling is a cankerworm that has eaten deep into our wellbeing as a people and crippled the economic fortunes of our dear country.
She espoused that 'corruption is the cankerworm that is eating deep into the developmental fabrics of Sierra Leone'.
Similar looking fall cankerworm moths can emerge at the same time, but their females are wingless, and the males have an obvious light patch on the tip of their front wings.
A consequence of the police investigation, following "Operation Dribble", was the clear fact that the cankerworm of corruption had eaten deeper into the fabric of the South African game than first previously thought.
For example, White and Whitman (2000) found significantly higher fall cankerworm (Alsophila pometaria Harris; Lepdioptera: Geometridae) densities and percentage defoliation on potted cottonwoods (Populus spp.; Malpighiales; Salicaceae) placed under the worm's preferred host, box elder (Acer neguncki L.; Sapindales: Sapindaceae), than on isolated cottonwoods or cottonwoods placed under conspecifics.
The abuse of the influence of incumbency is a major cankerworm eating the fabric of the Nigerian fledgling democracy.
She checked the leaves for blisters and cankerworm, for rollers and the gross deformities known as galls.
Christy (1942), specifically referencing southwestern Pennsylvania, referred to hanging threads of cankerworm silk, withered staminate flowers, and scales of opening buds as constituents of nest tails.