(v. t.) To have just and adequate ideas of; to apprehended the meaning or intention of; to have knowledge of; to comprehend; to know; as, to understand a problem in Euclid; to understand a proposition or a declaration; the court understands the advocate or his argument; to understand the sacred oracles; to understand a nod or a wink.
UNDERSTAND
Meaning of UNDERSTAND in English
Webster's English dictionary. Английский словарь Webster. 2012