Entomology definition of Violaceous September 14, 2014 Raj Entomology Dictionary 0 Please Like Us!!! DesiGoogly.com > Education News > Entomology Dictionary > Entomology definition of Violaceous Entomology definition of Violaceous: violet colored: a mixture of blue and red [violet carmine]. Entomology Violaceous definitionViolaceous Entomology explanationViolaceous Entomology meaningReviews & Comments