superorder(n.) 英 ['sju:pəɔ:də] 美 ['sjupəˌɔdə] also super-order, in reference to a biological classification next above an order but below a class; by 1899, from super- + order (n.). Not clearly distinguished from a subclass. Related: Superordinal "of or pertaining to a superorder."该词起源时间:1899年