VALVULAR
valvular
(adjective) relating to or operating by means of valves
Source: WordNet® 3.1
Etymology
Adjective
valvular (not comparable)
(medicine, biology) Of or pertaining to valves, such as those of the heart.
Like a valve.
Synonyms
• valval
• valvar
Source: Wiktionary
Valv"u*lar, a. Etym: [Cf. F. valvulaire.]
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.
Source: Webster’s Unabridged Dictionary 1913 Edition