a hypothesis that has been formed by speculating or conjecturing (usually with little hard evidence) | the image of something as reflected by a mirror (or other reflective material) |
continuous and profound contemplation or musing on a subject or series of subjects of a deep or abstruse nature | the ability to reflect beams or rays |
a message expressing an opinion based on incomplete evidence | a likeness in which left and right are reversed |
an investment that is very risky but could yield great profits | a calm, lengthy, intent consideration |
| a remark expressing careful consideration |
| expression without words |
| the phenomenon of a propagating wave (light or sound) being thrown back from a surface |
| (mathematics) a transformation in which the direction of one axis is reversed |