Definition of pedicellaria in English:

pedicellaria

Line breaks: pedi¦cel|laria
Pronunciation: /ˌpɛdɪsəˈlɛːrɪə
 
/

noun (plural pedicellariae /-rɪiː/)

Zoology
A defensive organ like a minute pincer present in large numbers on an echinoderm.
More example sentences
  • Some types of pedicellariae and specialized spines of urchins contain venom used in self-defense.
  • Typically, these are tube feet, pedicellaria, and gills.
  • Accessory ossicles are the spines, spinelets, granules, and pedicellariae that occur in abundance on most asteroids.

Origin

late 19th century: modern Latin, from Latin pediculus 'small foot' (see pedicel).

Definition of pedicellaria in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day neoteny
Pronunciation: niːˈɒt(ə)ni
noun
retention of juvenile features in the adult animal