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Observer vs Relativity - What's the difference?

observer | relativity |

As nouns the difference between observer and relativity

is that observer is one who makes observations, monitors or takes notice while relativity is the state of being relative to something else.

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.

    relativity

    English

    Noun

    (wikipedia relativity) (-)
  • The state of being relative to something else.
  • (physics) The principle that the laws of physics should be the same for all observers.
  • (relativity) Either of two theories (special relativity or general relativity) developed by German-American physicist . Also called Einsteinian relativity .