[fawr-uh-min-uh-fer, for-]
noun, plural foraminifers, foraminifera [fuh-ram-uh-nif-er-uh] .
any chiefly marine protozoan of the sarcodinian order Foraminifera, typically having a linear, spiral, or concentric shell perforated by small holes or pores through which pseudopodia extend.
Also called foraminiferan [fuh-ram-uh-nif-er-uhn] , foram.

1835–45; < Neo-Latin Foraminifera, equivalent to Latin forāmin-, stem of forāmen foramen + -ifera; see -i-, -fer

foraminiferal, foraminiferous, adjective Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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World English Dictionary
foraminifer (ˌfɒrəˈmɪnɪfə)
globigerina See also nummulite Often shortened to: foram any marine protozoan of the phylum Foraminifera, having a shell with numerous openings through which cytoplasmic processes protrude
[C19: from New Latin, from foramen + -fer]

Collins English Dictionary - Complete & Unabridged 10th Edition
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Example sentences
Arrow points to the shell of a foraminifer, a calcifying protozoan.
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