[ seer-oh ]
/ ˈsɪər oʊ /

noun, plural (especially collectively) ce·ro, (especially referring to two or more kinds or species) ce·ros.

a large Atlantic and Gulf Coast mackerel game fish, Scomberomorus regalis.
any of various related fishes.

Origin of cero

1880–85, Americanism; alteration of sierra

Definition for cero (2 of 2)


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. 2019

Examples from the Web for cero

British Dictionary definitions for cero (1 of 2)


/ (ˈsɪərəʊ, ˈsɪrəʊ) /

noun plural -ro or -ros

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

Word Origin for cero

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

British Dictionary definitions for cero (2 of 2)


combining form

indicating the use of waxceroplastic

Word Origin for cero-

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