EQUIVALVE
Meaning of EQUIVALVE in English
/ee"kweuh valv'/ , adj.
(of a bivalve mollusk) having the valves of the shell equal in shape and size.
[ 1860-65; EQUI- + VALVE ]
Random House Webster's Unabridged English dictionary.
Полный английский словарь Вебстер - Random House .
2012