Focus on the pronunciation of reflection
English definition of “reflection”
/rɪˈflek·ʃən/ n [C/U] (SEND BACK)
› physics the return of light, heat, sound, or energy from a surface › A reflection is also an image seen in a mirror or other shiny surface: Standing on the dock, we could see the reflection of the sky in the still water. angle of reflection physics › The angle of reflection is the angle that a beam of light or other energy that is reflected from a surface makes with a line vertical to that surface.