primordium (redirected from primordia)

pri·mor·di·um  (pr-môrd-m)

n. pl. pri·mor·di·a (-d-)

An organ or a part in its most rudimentary form or stage of development.

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[Latin prmrdium; see primordial.]

Thesaurus

Noun

1.

primordium - an organ in its earliest stage of development; the foundation for subsequent development anlage organ - a fully differentiated structural and functional unit in an animal that is specialized for some particular function