Pol·y·syn·thet·ic a. Characterized by polysynthesis; agglutinative.
Polysynthetic twinning Min., repeated twinning, like that of the triclinic feldspar, producing fine parallel bands in alternately reversed positions.
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polysynthetic
adj : forming derivative or compound words by putting together
constituents each of which expresses a single definite
meaning [syn: agglutinative]