Meaning of CORRESPONDENCE in English
n. 1 (usu. foll. by with, to, between) agreement, similarity, or harmony. 2 a communication by letters. b letters sent or received. correspondence college (or school) a college conducting correspondence courses. correspondence column the part of a newspaper etc. that contains letters from readers. correspondence course a course of study conducted by post.
[ ME f. OF f. med.L correspondentia (as CORRESPOND) ]
Concise Oxford English dictionary. Краткий оксфордский словарь английского языка. 2012