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View synonyms for observational

observational

[ ob-zur-vey-shuh-nl ]

adjective

  1. of, relating to, or founded on observation, especially founded on observation rather than experiment.

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Other Words From

  • obser·vation·al·ly adverb
  • nonob·ser·vation·al adjective
  • preob·ser·vation·al adjective

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Word History and Origins

Origin of observational1

First recorded in 1825–35; observation + -al 1

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