鎖さ状じょう化か合ごう物ぶつさじょうかごうぶつMeanings1nounopen-chain compound; acyclic compoundchemistry›Chemistry term for a compound whose atoms are arranged in an open chain, as opposed to a ring. Synonym: 鎖式化合物.See also: 鎖式化合物鎖さ状じょう化