I. ˈ ̷ ̷ ̷ ̷+ˌkrōm noun
( -s )
Etymology: International Scientific Vocabulary aut- + -chrome; originally formed in French
: a plate for additive color photography that uses a layer of minute grains of starch dyed red, green, and blue coated with a panchromatic emulsion
II. adjective
: metachrome