any of the feathers concealing the bases of a bird's tail feathers.
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Origin of tail covert
First recorded in 1805–15
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for tail covert
Part of a tail-covert of Polyplectron malaccense, with the two oval ocelli, partially confluent, of nat.
Part of a tail-covert of Polyplectron chinquis, with two oval ocelli of nat.
British Dictionary definitions for tail covert
any of the covert feathers of a bird covering the bases of the tail feathers
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012