An instance of reflection
"The calm lake provided a perfect reflecting surface where the mountains mirrored themselves without distortion."
Usage: Use the noun form to describe an actual event or act of thinking deeply about something. Do not confuse this with "reflection," which refers specifically to a mental thought process rather than the physical action itself.
present participle of reflect
"The calm lake was reflecting the blue sky above it."
In plain English: To reflect means to think deeply about something you have done or experienced so that you can learn from it.
"The shiny spoon was reflecting her smile back at me."
That has been reflected (of light, sound etc.); undergoing reflection.
"The mirror creates a clear image by reflecting sunlight into the room."
In plain English: Reflecting describes something that acts as if it is looking back at you, often by showing an image of what stands before it like a mirror does.
"The sunglasses had reflecting lenses that blinded me in direct sunlight."