The Collaborative International Dictionary
Eclaircise
Eclaircise \E*clair"cise\, v. t. [F. ['e]claircir; pref. es- (L. ex) + clair clear, L. clarus.] To make clear; to clear up what is obscure or not understood; to explain. [1913 Webster] ||
Wiktionary
eclaircise
vb. (context transitive English) To make clear; to explain.