D defs.my
Entry 1 sense Webster, 1913

Foraminifera

· Fo·ram·i·nif·e·ra · IPA /fəˌɹæməˈnɪf(ə)ɹə/
01 n. pl. An extensive order of rhizopods which generally have a chambered calcareous shell formed by several united zooids. Many of them have perfor…
  1. 1.
    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.(Zool.) See: Rhizophoda