observer

/əb'zə:və/
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observer

A birdwatcher uses binoculars to be a keen observer of a rare finch.

Definition
  1. Noun:
    • A person who watches, notices, or pays attention to something or someone: An observer is someone who watches an event, activity, or process without taking an active part in it.
    • A person who makes a scientific or official comment based on what they see: An observer can be an expert who monitors and comments on a situation, often in a formal capacity.
Examples of Usage
  • Noun:
    • The United Nations sent an observer to monitor the election.
    • A careful observer of human behavior will notice subtle changes in body language.
    • She was a silent observer at the meeting, taking notes but not speaking.
Advanced Usage
  • "Observer status": A formal position in an organization or at an event that allows a person or country to attend and watch but not to vote or participate fully.

    • The country participated in the talks with observer status only.
  • "Casual observer": Someone who watches something without any special expertise or deep attention.

    • To the casual observer, the two paintings look identical, but an expert can see the differences.
Variants and Related Words
  • Observe (verb): To watch carefully, especially in order to learn something; to notice; to remark.

    • Scientists observe the stars through telescopes.
  • Observance (noun): The practice of following a custom, rule, or law; the act of watching something.

    • The observance of local traditions is important.
  • Observant (adjective): Good at noticing things; quick to perceive.

    • An observant traveler will pick up on cultural details.
Synonyms
  • Onlooker: A person who watches something happening without being involved.
  • Spectator: A person who watches an event, show, game, or activity.
  • Witness: A person who sees an event, typically a crime or accident, happen.
  • Bystander: A person who is present at an event or incident but does not take part.
Related Phrases
  • Fly on the wall: An unnoticed observer of a particular situation.

    • I'd love to be a fly on the wall in their boardroom meetings.
  • Keener eye: A more observant or perceptive person.

    • It takes a keener eye than mine to spot the error in this code.
observer

A birdwatcher uses binoculars to be a keen observer of a rare finch.

Noun
  1. an expert who observes and comments on something
  2. a person who becomes aware (of things or events) through the senses