noctiluca

[nok-tuh-loo-kuh]
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noun, plural noc·ti·lu·cae [nok-tuh-loo-see] /ˌnɒk təˈlu si/.
  1. a dinoflagellate of the genus Noctiluca, capable of producing light and, in groups, of causing a luminous appearance of the sea.

Origin of noctiluca

1670–80; < New Latin; Latin noctilūca shiner by night, equivalent to nocti- nocti- + -lūca shiner, derivative of lūcēre to shine
Related formsnoc·ti·lu·can, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for noctiluca

firefly, fireworm, glowworm, lampyrid, noctiluca

Examples from the Web for noctiluca

Historical Examples of noctiluca


British Dictionary definitions for noctiluca

noctiluca

noun plural -cae (-siː)
  1. any bioluminescent marine dinoflagellate of the genus Noctiluca

Word Origin for noctiluca

C17: from Latin, from nox night + lūcēre to shine
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012