繋けい辞じけいじじ字FuriganaAudioMeanings1nouncopulagrammar›logic›Technical term in grammar and logic for a word or particle that links subject and predicate, such as だ, です, or である in Japanese.日本にほん語ごの「だ」や「です」は繋けい辞じの一いっ種しゅです。Break this sentence down in the analyzerJapanese 'da' and 'desu' are types of copula.論ろん理り学がくでは、繋けい辞じは主しゅ語ごと述じゅつ語ごを結むすびつける役やく割わりを果はたす。Break this sentence down in the analyzerIn logic, the copula serves to link the subject and predicate.