armyworm
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ar·my·worm
(är′mē-wûrm′)n.
Any of various moth caterpillars, especially of the genera Pseudaletia and Spodoptera, that move in large groups and are destructive to crops and other vegetation.
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.
armyworm
(ˈɑːmɪˌwɜːm)n
1. (Animals) the caterpillar of a widely distributed noctuid moth, Leucania unipuncta, which travels in vast hordes and is a serious pest of cereal crops in North America
2. (Animals) any of various similar caterpillars
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
ar•my•worm
(ˈɑr miˌwɜrm)n.
any of the larvae of several noctuid moths, esp. Pseudaletiaunipuncta, that often travel in large numbers over a region destroying crops.
[1735–45, Amer.]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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Noun | 1. | armyworm - noctuid moth larvae that travel in multitudes destroying especially grass and grain genus Pseudaletia, Pseudaletia - moths whose larvae are armyworms caterpillar - a wormlike and often brightly colored and hairy or spiny larva of a butterfly or moth |
2. | armyworm - moth whose destructive larvae travel in multitudes noctuid, noctuid moth, owlet moth - usually dull-colored medium-sized nocturnal moth; the usually smooth-bodied larvae are destructive agricultural pests genus Pseudaletia, Pseudaletia - moths whose larvae are armyworms | |
3. | armyworm - larva of fungus gnat that feed on cereals and other grains; they march in large companies in regular order when the food is exhausted fungus gnat, sciara, sciarid - minute blackish gregarious flies destructive to mushrooms and seedlings |
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