chromo
See also: chromo-
English
editPronunciation
edit- (UK) IPA(key): /ˈkɹəʊməʊ/
Audio (General Australian): (file)
Etymology 1
editShortened from chromolithograph.
Noun
editchromo (plural chromos)
- (chiefly historical) A color print produced by chromolithography.
- 1870, Various, Punchinello Vol. 1, No. 21, August 20, 1870[1]:
- All Nature is smiling, in fact, with one large, comprehensive smile, exactly like a first-class PRANG chromo with a fresh coat of varnish upon it.
- 1883, Mark Twain (Samuel Clemens), Life on the Mississippi[2]:
- It was manifest that we all felt that we ought to send the poor shoemaker SOMETHING. There was long and thoughtful discussion of this point; and we finally decided to send him a chromo.
- 1999 February 19, Deanna Isaacs, “On Exhibit: a treasure trove of Mexican pop art”, in Chicago Reader[3]:
- The neglected warehouse turned out to be a treasury of calendar art from the 1930s through the 1970s, years when chromo art calendars were a major advertising medium, a vehicle for national pride, and a fixture in nearly every home, business, and school.
Etymology 2
edit(This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.)
Noun
editchromo (plural chromos)
- (chiefly Australia) A prostitute.
- 1970, John Glassco, Memoirs of Montparnasse, New York, published 2007, page 81:
- That dried-up lady snob lived behind lace curtains all her life. She's of no more importance than a chromo.
Etymology 3
editShortened from chromodomain.
Adjective
editchromo (not comparable)
- (genetics) Of or relating to the chromodomain, a protein structural domain associated with chromatin production
- 1998 April 24, Angus I. Lamond, William C. Earnshaw, “Structure and Function in the Nucleus”, in Science[4], volume 280, number 5363, , pages 547–553:
- HP1 shares an ~50-amino acid NH 2 -terminal sequence motif, the chromo domain, with polycomb, an important regulatory gene that functions in the stable repression of homeotic genes during Drosophila development (28 ).
- 2001 April 6, Jun-ichi Nakayama et al., “Role of Histone H3 Lysine 9 Methylation in Epigenetic Control of Heterochromatin Assembly”, in Science[5], volume 292, number 5514, , pages 110–113:
- To determine whether the conserved domains, the chromo, SET, and cysteine-rich regions, were also critical for Clr4 HMTase activity, we tested mutant Clr4 proteins for HMTase activity.