Definition from Wiktionary, the free dictionary
Jump to: navigation, search



From Ancient Greek ἀκτίς (aktís, ray) (genitive ἀκτῖνος (aktînos)) +‎ -ula.


actinula (plural actinulae)

  1. (zoology) A kind of embryo of certain hydroids (Tubularia), having a stellate form.

Part or all of this entry has been imported from the 1913 edition of Webster’s Dictionary, which is now free of copyright and hence in the public domain. The imported definitions may be significantly out of date, and any more recent senses may be completely missing.