bagworm
bag·worm
(băg′wûrm′)n.
Any of several moths of the family Psychidae, the larvae and females of which inhabit fibrous cases constructed of silk with bits of leaves and other debris, especially Thyridopteryx ephemeraeformis, a pest of deciduous and evergreen 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.
bagworm
(ˈbæɡˌwɜːm)n
1. (Animals) the larva of moths of the family Psychidae, which forms a protective case of silk covered with grass, leaves, etc
2. (Animals) bagworm moth any moth of the family Psychidae
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
bag•worm
(ˈbægˌwɜrm)n.
any moth of the family Psychidae in its caterpillar phase, in which it wraps itself in a bag of silk, leaves, etc.
[1860–65, Amer.]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.