| 单词 | tectrix | 
| 释义 | tectrixn. Ornithology.   Each of the feathers that cover the base of the quill-feathers of the wing and tail in birds: = covert n. 5. ΘΚΠ the world > animals > birds > parts of or bird defined by > 			[noun]		 > wing or wings > feather(s) on > other types of wing-covert1815 under-covert1817 contour feather1867 tectrix1874 marginal1887 predigital1887 the world > animals > birds > parts of or bird defined by > 			[noun]		 > tail > feather(s) of > small or covering feathers tail-coverts1815 under-covert1817 tectrix1874 1768    T. Pennant Brit. Zool. 		(new ed.)	 I. *111  				Lesser coverts of the wings. Tectrices primæ... Greater coverts. Tectrices secundæ. 1842    W. T. Brande Dict. Sci., Lit. & Art 1217/1  				Tectrices, Coverts, the name of the feathers which cover the quill feathers and other parts of the wing.]			 1874    E. Coues Birds Northwest 693  				Under parts, including the inferior alar tectrices, pure white. 1896    A. Newton et al.  Dict. Birds: Pt. IV 950  				Each tectrix being placed on the proximal side of its corresponding remex. Derivatives  tectricial adj.  ΘΚΠ the world > animals > birds > parts of or bird defined by > 			[adjective]		 > of tail > of feathers of tail graduated1842 tectricial1891 the world > animals > birds > parts of or bird defined by > 			[adjective]		 > having wings > having feathers on > relating to particular feathers prime1637 primary1839 tertiary1858 remigial1879 tectricial1891 1891    in  Cent. Dict.  				 This entry has not yet been fully updated (first published 1911; most recently modified version published online March 2022). <  | 
	
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