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Definition of: metamere
(met′ə·mir) noun Biol.
One of the series of homologous segments that form the body of a chordate or articulate animal, as a worm; a somite. Also me·tam·er·on (mə·tam′·ər·on). [<META- + -MERE]
—met′a·mer′ic, me·tam′er·al adjective
—met′a·mer′i·cal·ly adverb
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