an image seen in a mirror or shiny surface
Marianne surveyed her reflection in the mirror
a thing that is a consequence of or arises from something else
a healthy skin is a reflection of good health in general
serious thought or consideration
he doesn't get much time for reflection
the conceptual operation of inverting a system or event with respect to a plane, each element being transferred perpendicularly through the plane to a point the same distance the other side of it