correspond - v.intr.
1 a (usu. foll. by to) be analogous or similar. b (usu. foll. by to) agree in amount, position, etc. c (usu. foll. by with, to) be in harmony or agreement.
2 (usu. foll. by with) communicate by interchange of letters.

corresponding member an honorary member of a learned society etc. with no voice in the society's affairs.

correspondingly adv. [F correspondre f. med.L correspondere (as COM-, RESPOND)]