English

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Etymology

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From prolonged +‎ -ly.

Adverb

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prolongedly (comparative more prolongedly, superlative most prolongedly)

  1. In a prolonged manner; at length.
    • 2013, Gary Greenberg, Ethel Tobach, Comparative Psychology of Invertebrates[1]:
      "In experiments where one or more stimuli are presented repeatedly or prolongedly, perhaps leading to habituation of an existing nonassociative response, the subsequent passage of time and/or exposure to another form of stimulation may [] "

Synonyms

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