calotype
Americannoun
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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.
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a print made by this process.
noun
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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
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a photograph made by this process
Etymology
Origin of calotype
1835–45; < Greek kalo- (combining form of kalós beautiful) + -type
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
Biggs experimented with the calotype process, producing "positive" prints from one negative.
From BBC • Aug. 31, 2024
Throughout his career, Murray used paper negatives and the calotype process - a technique of creating "positive" prints from one negative - to produce his images.
From BBC • Aug. 31, 2024
Fox Talbot's image of the cat was made by creating "positive" prints from one negative - a technique he called the calotype process, after the Greek word "kalos", meaning beauty.
From BBC • Feb. 20, 2024
Polymath William Henry Fox Talbot began the history of British photography with the invention of his "calotype" process, patented in February 1841.
From BBC • Apr. 5, 2017
Enlarged copies of calotype or Daguerreotype portraits may be obtained by throwing magnified images of them, by means of lenses, upon calotype paper.
From History and Practice of the Art of Photography by Snelling, Henry Hunt
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
