Word.ws English Dictionary

noctilucas

noctilucas is the plural of noctiluca.

Meaning of noctiluca

Noun

noctiluca (countable and uncountable, plural noctilucae or noctilucas)

  1. (obsolete) A firefly, glowworm.
    • If a number of noctilucas are punctured with a needle, causing the cells to collapse, and are then subjected to an interrupted current, they respond just as uninjured cells do.1917, Papers from the Department of Marine Biology of the Carnegie Institution of Washington
  2. (obsolete) The moon
  3. (obsolete) A phosphorescent substance
  4. Noctiluca scintillans (sea sparkle).

Questions about noctilucas

What is noctilucas the plural of?
Noctilucas is the plural of noctiluca.

Words near noctilucas in the dictionary

  1. noctilionoid
  2. noctilionoids
  3. noctiluca
  4. noctilucae
  5. noctilucal
  6. noctilucas
  7. noctilucence
  8. noctilucent
  9. noctilucent cloud
  10. noctilucent clouds
  11. noctilucin

Source and license

Adapted from Wiktionary: noctilucas (page history and authors); noctiluca (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Cite this entry: “noctilucas.” Word.ws, https://word.ws/noctilucas. Based on Wiktionary, CC BY-SA 4.0.