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foraminifera n. 有孔蟲類 有孔蟲類 Foraminifera n 1: foraminifers [synonym: {Foraminifera}, {order Foraminifera}] Foraminifera \Fo*ram`i*nif"e*ra\, n. pl. [NL., fr. L. foramen,
-aminis, a foramen ferre to bear.] (Zool.) An extensive order of rhizopods which generally have a chambered calcareous shell formed by several united zooids. Many of them have perforated walls, whence the name. Some species are covered with sand. See {Rhizophoda}. [1913 Webster]
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