Monologue
来自Big Physics
mid 17th century: from French, from Greek monologos ‘speaking alone’.
wiktionary
[circa 1550] From circa 1500 borrowing of Middle French monologue, modeled on dialogue, ultimately from Ancient Greek or via Byzantine Greek μονόλογος(monólogos, “speaking alone”).
etymonline
monologue (n.)
1660s, "long speech by one person, scene in a drama in which a person speaks by himself," from French monologue, from Late Greek monologos "speaking alone or to oneself," from Greek monos "single, alone" (from PIE root *men- (4) "small, isolated") + logos "speech, word," from legein "to speak," from PIE root *leg- (1) "to collect, gather," with derivatives meaning "to speak (to 'pick out words')." Related: Monologist.