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noun, plural (especially collectively) ce·ro, (especially referring to two or more kinds or species) ce·ros.
  1. a large Atlantic and Gulf Coast mackerel game fish, Scomberomorus regalis.
  2. any of various related fishes.

Origin of cero

1880–85, Americanism; alteration of sierra


  1. a combining form meaning “wax,” used in the formation of compound words: cerotype.
Also especially before a vowel, cer-.

Origin of cero-

< Greek kēro-, combining form of kērós wax
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for cero

Historical Examples

  • I have met with the cero only along the Florida reefs and keys.

    Bass, Pike, Perch, and Others

    James Alexander Henshall

  • The word in the Italian text is not "carro" but "cero," which is obviously an error.

  • The American army carried the heights of Cero Gordo with much loss, but took many prisoners.

  • Its cousin, the cero, is very similar in size and appearance, but has dark spots along its graceful sides.

    Favorite Fish and Fishing

    James Alexander Henshall

British Dictionary definitions for cero


noun plural -ro or -ros
  1. a large spiny-finned food fish, Scomberomorus regalis, of warm American coastal regions of the Atlantic: family Scombridae (mackerels, tunnies, etc)
  2. any similar or related fish

Word Origin

C19: from Spanish: saw, sawfish, altered spelling of sierra


combining form
  1. indicating the use of waxceroplastic

Word Origin

from Greek kēros wax
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

Word Origin and History for cero


word-forming element meaning "waxy," from Latinized form of Greek kero-, comb. form of keros (see cere (n.)).

Online Etymology Dictionary, © 2010 Douglas Harper

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