集合名词通常也可以用来指代体系和体系下团体的名称，例如学院、商业和政府组织。

Collective nouns are also commonly used for names of institutions and groups within institutions such as academic, business and governmental organizations.

海鲜是甲壳和软体可食性海生动物的集合名词，如对虾，蛤蜊，贻贝，扇贝和其他贝类海鲜。

Seafood is the collective name of seawater animals such as crustaceans and mollusks, including prawns, clams, mussels, scallops and other shellfish.