Definition of


  1. (noun, act) the act of making and recording a measurement
  2. (noun, act) the act of observing; taking a patient look
  3. (noun, communication) a remark expressing careful consideration
  4. (noun, cognition) facts learned by observing
  5. (noun, cognition) the act of noticing or paying attention

via WordNet, Princeton University

Synonyms of Observation

notice, observance, reflection, reflexion, watching

Origin of the word Observation

  1. late 14c., from L. observationem (nom. observatio) "a watching over," from observatus, pp. of observare (see observe). Meaning "a remark in reference to something observed" first recorded 1590s. more

via Online Etymology Dictionary, ©2001 Douglas Harper

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