val·vu·lar /ˈvælvjəlɚ/
  (a.)活門的,心臟瓣膜的,瓣形的,有閥門的
  val·vu·lar /ˈvælvjəlɚ/ 形容詞
  瓣(膜)的
  Valv·u·lar a.
  1. Of or pertaining to a valve or valves; specifically Med., of or pertaining to the valves of the heart; as, valvular disease.
  2. Containing valves; serving as a valve; opening by valves; valvate; as, a valvular capsule.
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  valvular
       adj : relating to or operating by means of valves