Subscriber login


Forgot your password?

Library card login

Other

noctiluca

Syllabification: (noc·ti·lu·ca)
Definition of noctiluca

noun (plural noctilucae /-ˈlo͞oˌsē/)

  • a roughly spherical marine dinoflagellate that is strongly phosphorescent, especially when disturbed.
    • Genus Noctiluca, division (or phylum) Dinophyta

Origin:

modern Latin, from Latin, literally 'night light, lantern'

noctiluca in other Oxford dictionaries

Definition of noctiluca in the British & World English dictionary
  |  Cite
Oxford Dictionaries Pro

For Oxford's best resources for writers, plus thesaurus, audio, and 1.9m examples.

Shop for an Oxford dictionary

Find the perfect Oxford dictionary for you in our online shop.
SHOP NOW ►

Word of the day

cur

/ kər /
noun
an aggressive dog or one that is in poor condition …