Primordial utricle
Primordial Pri*mor"di*al, a. [L. primordialis, from primordium the first beginning; primus first + ordiri to begin a web, to begin: cf. F. primordial.] 1. First in order; primary; original; of earliest origin; as, primordial condition. ``The primordial facts of our intelligent nature.'' --Sir W. Hamilton. [1913 Webster]

2. (Geol.) Of or pertaining to the lowest beds of the Silurian age, corresponding to the Acadian and Potsdam periods in American geology. It is called also {Cambrian}, and by many geologists is separated from the Silurian. [1913 Webster]

3. (Biol.) Originally or earliest formed in the growth of an individual or organ; as, a primordial leaf; a primordial cell. [1913 Webster]

{Primordial utricle} (Bot.), the interior lining of a young vegetable cell. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

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