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Definition of "heliotype" [he•li•o•type]

  • A photomechanically produced plate for pictures or type made by exposing a gelatin film under a negative, hardening it with chrome alum, and printing directly from it. (noun)
  • The process of producing a heliotype. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Use "heliotype" in a sentence
  • "It is plainly shown in the heliotype which accompanies Professor RAU'S work on the Palenque cross, though not so well in our Fig. 48."
  • "Page v colored, heliotype, phototype, half-tone and other plates and numerous figures."
  • "[4] I am greatly indebted to Dr. Duchenne for permission to have these two photographs (figs. 1 and 2) reproduced by the heliotype process from his work in folio."