Polysynthetic

2 definitions found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Polysynthetic \Pol`y*syn*thet"ic\
     (p[o^]l`[i^]*s[i^]n*th[e^]t"[i^]k), a. [Poly- + synthetic.]
     Characterized by polysynthesis; agglutinative.
     [1913 Webster]
  
     {Polysynthetic twinning} (Min.), repeated twinning, like that


        of the triclinic feldspar, producing fine parallel bands
        in alternately reversed positions.
        [1913 Webster]

From WordNet (r) 2.0 [wn]:

  polysynthetic
       adj : forming derivative or compound words by putting together
             constituents each of which expresses a single definite
             meaning [syn: {agglutinative}]