Sorry, "hypoxanthine-guanine-phosphoribosyltransferase-hgprt" is not in the Dict...
educational retardation 1. slowness or delay of student pro...
Zen Buddhism a Japanese school of Buddhism, dating from the...
native speaker a person who speaks a particular language as...
high-potency antipsychotic any of various conventional anti...
dynamic system a system in which a change in one part influ...