tachydidaxyEtymologyFrom Ancient Greek ταχύς (takhús, “swift”) and διδάσκω (didáskō, “I teach, educate”).tachydidaxy means A short or rapid method of instructing; speed teaching. Lexicurio rates it Sui generis — a strength score of 87 out of 100.nounA short or rapid method of instructing; speed teaching.