enn-

前缀
中文释义

英文释义

前缀
  1. Used for the digit nine to form systematic element names of elements whose existence has been predicted, and which have not yet been given a trivial name. morpheme
    — un- (“1”) + un- (“1”) + enn- (“9”) + -ium (element suffix) → ununennium (“element 119”)

词源

Reduced form of ennea-, from Ancient Greek ἐννέα (ennéa, “nine”).
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