Share this entry
pygostyle Line breaks: pygo|style
Pronunciation: /ˈpʌɪɡə(ʊ)stʌɪl/

Definition of pygostyle in English:

noun

Ornithology
(In a bird) a triangular plate formed of the fused caudal vertebrae, typically supporting the tail feathers.
Example sentences
  • The tail is shortened and fused to form a pygostyle which bears tail feathers (retrices).
  • All birds, both fossil and modern, have reduced the tail to a mass of fused vertebrae termed the pygostyle.

Origin

Late 19th century: from Greek pugē 'rump' + stulos 'column'.

Definition of pygostyle in:
Share this entry
 

What do you find interesting about this word or phrase?

Comments that don't adhere to our Community Guidelines may be moderated or removed.

Subscribe to remove adverts and access premium resources