polytypism

polytypism

English

Etymology

Etymology tree
Proto-Indo-European *pleh₁-
Proto-Indo-European *polh₁ús
Ancient Greek πολῠ́ς (polŭ́s)lbor.
English poly-
English type
Proto-Indo-European *-id-
Proto-Indo-European *-yéti
Proto-Indo-European *-idyéti
Proto-Hellenic *-íďďō
Ancient Greek -ῐ́ζω (-ĭ́zō)
Proto-Indo-European *-mos
Proto-Indo-European *-mós
Ancient Greek -μός (-mós)
Ancient Greek -ισμός (-ismós)der.
English -ism
English polytypism

    From poly- + type + -ism.

    Noun

    polytypism (countable and uncountable, plural polytypisms)

    1. The existence of multiple types, especially of multiple subspecies.
    2. (of crystals) The existence of multiple forms differing in only one of the dimensions of the unit cell.
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