複ふく文ぶんふくぶんMeanings1nouncomplex sentencegrammarA sentence containing an independent clause and at least one dependent clause. Used in grammar contexts.複ふく文ぶんは、主しゅ節せつと従じゅう属ぞく節せつから成なり立たつ。A complex sentence consists of a main clause and a subordinate clause.