achromatic
/ˌæk.ɹəˈmæt.ɪk/
æk · ɹƏMÆT · ɪk (3 syllables)
English
Adj
Ad
Definition
Free from color; transmitting light without color-related distortion.
Etymology
From Ancient Greek ἀχρωμάτιστος (akhrōmátistos, “uncolored”), from ἀ- (a-, “not”) + χρῶμα (khrôma, “color”), equivalent to a- + chromatic; compare French achromatique.
Ad