Entomology definition of Achromatic September 6, 2014 Raj Entomology Dictionary 0 Please Like Us!!! DesiGoogly.com > Education News > Entomology Dictionary > Entomology definition of Achromatic Entomology definition of Achromatic: free from color; tissue that does not stain readily. Achromatic Entomology explanationAchromatic Entomology meaningEntomology Achromatic definitionReviews & Comments