制限せいげん Common Noun Irregular Transitive English jmdict 1 noun (common) (futsuumeishi) noun or participle which takes the aux. verb suru transitive verb restriction;restraint;limitation;limit 制限スピードを超えるなよ。 Don't go beyond the speed limit.
制限酵素せいげんこうそ Noun English jmdict 1 noun (common) (futsuumeishi) restriction enzyme;restriction endonuclease