retrogradation

名词 n.
中文释义

英文释义

名词 n.
  1. Motion in a retrograde manner. countable,uncountable
  2. Decline, degradation. countable,uncountable
  3. A reaction that takes place in gelatinized starch when the amylose and amylopectin chains realign themselves, largely responsible for bread becoming stale. countable,uncountable
    — The major reason that bread stales is not moisture loss, but rather a process called retrogradation, in which the starch molecules in the bread crystallize.

词形变化

retrogradations plural

词源

Etymology tree
English retrograde
Proto-Indo-European *-tis
Proto-Indo-European *-Hō
Proto-Indo-European *-tiHō
Proto-Italic *-tiō
Latin -tiō
Latin -ātiōlbor.
Old French -ationbor.
Middle English -acioun
English -ation
English retrogradation
From retrograde + -ation.
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