foraminifer


for·a·min·i·fer

noun \ˌfr-ə-ˈmi-nə-fər, ˌfär-\

Definition of FORAMINIFER

:  any of an order (Foraminifera) of large chiefly marine rhizopod protozoans usually having calcareous shells that often are perforated with minute holes for protrusion of slender pseudopodia and form the bulk of chalk and nummulitic limestone
fo·ra·mi·nif·er·al \fə-ˌra-mə-ˈni-f(ə-)rəl; ˌfr-ə-mə-ˈni-, ˌfär-\ adjective

Illustration of FORAMINIFER

First Known Use of FORAMINIFER

circa 1842

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