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-ylene

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• -yne

  suffix denoting an organic chemical containing a triple bond alkyne word origin alteration of -ine² -yne a suffix used to form the names of hydrocarbons having one or more triple bonds, as in ethyne.

• -zoa

  a combining form meaning “animals,” “organisms” of the kind specified by the initial element, used in the names of cl-sses in zoology: protozoa. -zoa suffix indicating groups of animal organisms metazoa word origin from new latin, from greek zōia, plural of zōion animal, living being

• -zoic

  combining form, combining form indicating a geological era palaeozoic word origin from greek zōē life + -ic -zoic suff. relating to a specified manner of animal existence: holozoic.

• -zoon

  a combining form meaning “animal,” “organism” of the kind specified by the initial element, often corresponding to zoological cl-ss names ending in -zoa, with -zoon, used to name a single member of such a cl-ss: protozoon. -zoon combining form indicating an individual animal or an independently moving ent-ty derived from an animal spermatozoon word origin […]

• -zygous

  -zygous suff. having a zygotic const-tution of a specified kind: heterozygous. -zygous a suffix meaning “having zygotes of a specified kind,” as in heterozygous.

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