Definition of noctiluca in English:

noctiluca

noun

  • A roughly spherical marine dinoflagellate which is strongly phosphorescent, especially when disturbed.

    • ‘Noctiluca are motionless as the flagellum is unable to propel their body through the water: the only movement is found in rotation of vertical position via control of buoyancy in the cell.’
    • ‘Noctiluca is not photosynthetic.’

Origin

Modern Latin, from Latin, literally night light, lantern.

Pronunciation:

noctiluca

/ˌnɒktɪˈluːkə/