See more synonyms on Thesaurus.com. noun, (used with a singular verb) 1. Biology. the science of heredity, dealing with resemblances and differences of related organisms resulting from the interaction of their genes and the environment.
Rx: A medical prescription. The symbol Rx is usually said to stand for the Latin word recipe meaning to take.. It is customarily part of the superscription (heading) of a prescription.
Rx-able means that prescription lenses can be put into that specific frame....Rx is short for  prescription  Most cheap frames, like pharmacy sunglass frames are not Rx-able...Of course Walmart will put lenses into a frame not bought there, any optical will.eport Abuse. Rx-able means that prescription lenses can be put into that specific frame....Rx is short for  prescription  Most cheap frames, like pharmacy sunglass frames are not Rx-able... Of course Walmart will put lenses into a frame not bought there, any optical will.