ForaminiferayoudaoicibaDictYouDict[Foraminifera 词源字典]
1835, Modern Latin, neuter plural of foraminifer "bearing holes," from Latin foramen "hole, opening, orifice" (see foramen) + -fer "bearing," from ferre "to bear" (see infer). So called because the shells usually are perforated by pores. Related: Foraminiferal.[Foraminifera etymology, Foraminifera origin, 英语词源]