noun
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Often shortened to: umber.
any of various brownish geometrid moths, esp the waved umber ( Menophra abruptaria ) and small waved umber ( Horisme vitalbata ), that are cryptically marked to merge with tree bark, and the mottled umber ( Erannis defoliaria ) whose looper larvae can strip branches and even trees
"Collins English Dictionary — Complete & Unabridged"
2012 Digital Edition
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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
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