Dictionary

primordium

noun pri·mor·di·um \-dē-əm\
plural -dia \-dē-ə\

Definition of PRIMORDIUM

:  the rudiment or commencement of a part or organ

Origin of PRIMORDIUM

New Latin, from Latin
First Known Use: 1855

primordium

noun pri·mor·di·um \-ē-əm\   (Medical Dictionary)
plural -dia \-ē-ə\

Medical Definition of PRIMORDIUM

:  the rudiment or commencement of a part or organ :  anlage <the gonadal primordium>

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