zero-grade

名词 n.
中文释义

英文释义

名词 n.
  1. In Proto-Indo-European linguistics, an ablaut form of a root characterized by the absence of the basic ablauting vowel phonemes */e/ and */o/.
    — *bʰr̥- is the zero-grade of the Indo-European root *bʰer- meaning “to carry, bear”.

词形变化

zero-grades plural zero grade alternative

词源

From zero + grade, as in gradation (“apophony”). Possibly after German Nullstufe.
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