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Perspicacious vs Observer - What's the difference?

perspicacious | observer |

As an adjective perspicacious

is (figuratively) of acute discernment; having keen insight; mentally perceptive.

As a noun observer is

one who makes observations, monitors or takes notice.

perspicacious

English

Adjective

(en adjective)
  • (figuratively) Of acute discernment; having keen insight; mentally perceptive.
  • (obsolete) Able to physically see clearly; quick-sighted; sharp-sighted.
  • Derived terms

    * perspicaciously * perspicaciousness

    See also

    * clairvoyant * conspicuous * perspective

    observer

    Noun

    (en noun)
  • One who makes observations, monitors or takes notice
  • Most impartial observers agreed that Sampras had not served well.
  • One who adheres or follows laws, guidelines, etc.
  • I shall be an observer of the local customs.
  • A person sent as a representative, to a meeting or other function to monitor but not to participate
  • The UN sent many observers to the country's first elections.
  • (military) A crew member on an aircraft who makes observations of enemy positions or aircraft
  • The only crew-member to survive the crash was the Canadian observer .
  • (military) A sentry etc. manning an observation post
  • We waited till dusk when the observers' vision was poorest.