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 WordNet Dictionary |
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| | Definition: | |
[adj] relying on observation or experiment; "experimental results that supported the hypothesis" |
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OBSERVATIONAL is a 13 letter word that starts with O. |
| | Synonyms: | | data-based, empirical, experimental |
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| Webster's 1913 Dictionary |
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| | Definition: | | \Ob`ser*va"tion*al\, a.
Of a pertaining to observation; consisting of, or containing,
observations. --Chalmers.
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