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单词 Aftonian
释义

Definition of Aftonian in English:

Aftonian

adjective afˈtəʊnɪən
Geology
  • Of, relating to, or designating an interglacial stage of the early Pleistocene in North America, between the Nebraskan and Kansan glaciations.

noun afˈtəʊnɪən
Geology
  • With the. The Aftonian interglacial or its deposits.

Origin

Late 19th century. From Afton, the name of a town in Iowa, U.S.A., where an exposure of these deposits was found + -ian.

 
 

Definition of Aftonian in US English:

Aftonian

adjectiveafˈtəʊnɪən
Geology
  • Of, relating to, or designating an interglacial stage of the early Pleistocene in North America, between the Nebraskan and Kansan glaciations.

nounafˈtəʊnɪən
Geology
  • With the. The Aftonian interglacial or its deposits.

Origin

Late 19th century. From Afton, the name of a town in Iowa, U.S.A., where an exposure of these deposits was found + -ian.

 
 
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更新时间:2026/6/2 13:11:43