Meaning of calotype in English:

calotype

(also calotype process)

Pronunciation /ˈkalətʌɪp/

noun

mass nounhistorical
  • An early photographic process in which negatives were made using paper coated with silver iodide.

    ‘A year later William Henry Fox Talbot, the inventor of the calotype process, the forerunner of photography as we know it today, made a series of representations of city views and buildings.’
    • ‘These experiments led him to develop the calotype process, and the production, in 1835, of the first ever negative, a picture of the Oriel window at Lacock.’
    • ‘His technique was called calotype.’
    • ‘In the spring of 1841, Henry Talbot patented this new negative process and called it the calotype.’
    • ‘The former is credited with the invention of the calotype; the latter with the daguerreotype.’

Origin

Mid 19th century from Greek kalos ‘beautiful’ + type.