en clair

[ahn kler] /ɑ̃ ˈklɛr/
French.
1.
(especially of diplomatic messages) in ordinary language; not written or sent in code or cipher.
Origin
literally, in clear
British Dictionary definitions for en clair

en clair

/ɑ̃ klɛr/
adverb, adjective
1.
in ordinary language; not in cipher
Word Origin
literally: in clear