calotype

[ kal-uh-tahyp ]

/ ˈkæl əˌtaɪp /

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noun

an early negative-positive photographic process, patented by William Henry Talbot in 1841, in which a paper negative is produced and then used to make a positive contact print in sunlight.

a print made by this process.

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Also called Talbotype.

Origin of calotype

1835–45; <Greek kalo- (combining form of kalós beautiful) + -type

Words nearby calotype

calorimetry, Calori's bursa, calorize, Calot's triangle, calotte, calotype, caloyer, calpac, calpain, Calpe, calPERS

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How to use calotype in a sentence

Why not adopt and abide by the simplicity of the calotype process as given in a late Number?
Notes and Queries, Number 223, February 4, 1854|Various
What price would some early edition of his works bear, 184 with his likeness in calotype fronting the title?
Leading Articles on Various Subjects|Hugh Miller
Curiously enough, though for very obvious reasons, the Daguerreotype seems to favour one method, the Calotype the other.
Notes and Queries, Number 20, March 16, 1850|Various
Three hours in the calotype and waxed-paper process, and half-an-hour sufficed for the collodion process!!
The Evolution of Photography |John Werge

The notion of a "national reward" for the Calotype scarcely requires a remark.
Blackwood's Edinburgh Magazine, No. CCCXXXVI. October, 1843. Vol. LIV.|Various

British Dictionary definitions for calotype

calotype

/ (ˈkæləʊˌtaɪp) /

noun

an early photographic process invented by W. H. Fox Talbot, in which the image was produced on paper treated with silver iodide and developed by sodium thiosulphite

a photograph made by this process

Word Origin for calotype

C19: from Greek kalos beautiful + -type

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