プログレッシブ和英中辞典(第4版)の解説
ほんぶ【本部】
headquarters ((of a political party));a head office ((of an association))
大学本部
the administrative office of a university
参謀本部
the General Staff Office
党本部
party headquarters
警視庁に捜査本部をおいた
They set up an investigation headquarters at the Metropolitan Police Office.