heliotyped

/ˈhiːliəˌtaɪpt/
adjective
  1. Produced or printed using the heliotype process.
    • He admired the heliotyped portraits in the antique shop.
    • The book contained several heliotyped illustrations.
    • The heliotyped image had a distinctive, soft quality.
What does "heliotyped" mean? | whatsthatwordmean | whatsthatwordmean