CUBICAL Meaning of CUBICAL in English — cubically , adv. — cubicalness , n./kyooh"bi keuhl/ , adj.1. having the form of a cube. 2. of or pertaining to volume. [ 1490-1500; CUBIC + -AL 1 ] Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012