知ち的てき発はっ達たつ障しょう害がいMeaningsNoun1. intellectual developmental disabilityKanji used知know的target発let out達accomplished障obstruction害harmComposed of知ち的てきintellectualNa-adjective発はっ達たつdevelopment; growth; progress; advancement; expansion (of a typhoon, low-pressure area, etc.)Noun障しょう害がいobstacle; impediment; hindrance; barrier; difficulty; disability; handicap; impairment; dysfunction; disorder; …Noun