Definition of chaeta in English:

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chaeta

Pronunciation: /ˈkēdə/

noun (plural chaetae /-tē/)

Zoology
A stiff bristle made of chitin, especially in an annelid worm.
Example sentences
  • The microscopic structure of the setae is identical to that of the chaetae of polychaete worms.
  • Likewise, the relative recalcitrance of various non-mineralizing tissues such as algal cyst walls, graptolite periderm, polychaete chaetae and arthropod cuticles contributes to their enhanced preservation potential.
  • In this respect, as indeed in their microstructure, the sclerites of Wiwaxia are fundamentally more comparable to polychaete chaetae.

Origin

Mid 19th century: modern Latin, from Greek khaitē 'long hair'.

For editors and proofreaders

Syllabification: chae·ta

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