thành hệ

Vietnamese

Etymology

Sino-Vietnamese word from 成 (“to become > to form”) and 系 (“system”), most likely a calque from a European language.

Pronunciation

  • (Hà Nội) IPA(key): [tʰajŋ̟˨˩ he˧˨ʔ]
  • (Huế) IPA(key): [tʰɛɲ˦˩ hej˨˩ʔ]
  • (Saigon) IPA(key): [tʰan˨˩ hej˨˩˨]

Noun

thành hệ

  1. (geology) formation
    thành hệ địa chất ― geological formation
    thành hệ Hell Creek ― the Hell Creek Formation
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