Meaning of acicula in English:


Pronunciation /əˈsɪkjʊlə/

See synonyms for acicula on


(also aciculus)
Zoology Botany
  • A slender spine, prickle, or other needle-like structure; (in polychaete annelids) a chitinous rod forming an internal support for a parapodium.


Late 18th century. From post-classical Latin acicula, literally ‘small pin’, alteration or variant of acucula from classical Latin acus needle (from a variant (u-stem) of the same Indo-European base as classical Latin aciēs) + -cula.