Entomology definition of Oblique September 12, 2014 Raj Entomology Dictionary 0 Please Like Us!!! DesiGoogly.com > Education News > Entomology Dictionary > Entomology definition of Oblique Entomology definition of Oblique: any direction between perpendicular and horizontal. Entomology Oblique definitionOblique Entomology explanationOblique Entomology meaningReviews & Comments