Developmental 

January 01 [Tue], 2013, 9:05
de;vel;op;men;tal pronunciation: function: adjective date: 1849 1 a : of, relating to, or being development lt;developmental processesgt; lt;developmental biologygt;; broadly : experimental 2 lt;developmental aircraftgt; b : serving economic development lt;developmental highwaysgt;2 : designed to assist growth or bring about improvement (as of a skill) lt;developmental toysgt;— de;vel;op;men;tal;ly adverb