subduction

名词 n.
中文释义
英 /səbˈdʌkʃən/   

英文释义

名词 n.
  1. The action of being pushed or drawn beneath another object. countable,uncountable
  2. The process of one tectonic plate moving beneath another and sinking into the mantle at a convergent plate boundary. countable,uncountable
    — Therefore, both a mantle plume and also the subductions of the oceanic plates may have mutually contributed to create the magmatic zone.
  3. The act of subducting or taking away. countable,uncountable
    — threatened the subduction of his own presence
  4. Arithmetical subtraction. countable,uncountable
    — the other Operation of Arithmetick , namely , Subduction
  5. A surjection between diffeological spaces such that the target is identified as the pushforward of the source. countable,uncountable
    — Accordingly, a diffeological principal S¹-bundle over a diffeological space X is a subduction π : P → X and a smooth map τ satisfying the same conditions; see [30] for a thorough discussion.

词形变化

subductions plural

词汇关系

衍生词
palaeosubduction subduction zone
相关词
subduct
并列词
obduction

词源

From Latin subductiō, from subdūcere (“to draw from under or below”). Equivalent to subduct + -ion or subduce + -tion.
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