Definition of "retrogradation" []

• Motion in a retrograde manner (noun)
• Decline, degradation (noun)
• A reaction that takes place in gelatinized starch when the amylose and amylopectin chains realign themselves, largely responsible for bread becoming stale. (noun)

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• "When the cooked cereal cools down, the starch chains slowly rebond to each other in tighter, more organized associations, and the granule becomes firmer and harder, a process called retrogradation right."
• "Hezekiah, described as the retrogradation of the Sun’s shadow on the dial of Ahaz, is to be interpreted as connected with a partial eclipse of the Sun."
• "Try it, but i believe her experience in judging the exact degree of parboiling Re: the size of the potatoes, the subsequent cooling [retrogradation?], and her experienced grating [hand, box grater], plus egg mixture et al. all combined to produce the superlative results."