a show or display; the act of presenting something to sight or view | the image of something as reflected by a mirror (or other reflective material) |
a public display of group feelings (usually of a political nature) | the ability to reflect beams or rays |
a show of military force or preparedness | a likeness in which left and right are reversed |
a visual presentation showing how something works | a calm, lengthy, intent consideration |
proof by a process of argument or a series of proposition proving an asserted conclusion | a remark expressing careful consideration |
| expression without words |
| the phenomenon of a propagating wave (light or sound) being thrown back from a surface |