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Definition of Observer
1. Noun. A person who becomes aware (of things or events) through the senses.
Generic synonyms: Individual, Mortal, Person, Somebody, Someone, Soul
Specialized synonyms: Eyeglass Wearer, Discoverer, Finder, Spotter, Attender, Auditor, Hearer, Listener, Audile, Motile, Noticer, Seer, Looker, Spectator, Viewer, Watcher, Witness, Visualiser, Visualizer, Informant, Witness, Witnesser
Derivative terms: Behold, Observe, Observe, Observe, Perceive
2. Noun. An expert who observes and comments on something.
Generic synonyms: Expert
Specialized synonyms: Annotator
Derivative terms: Commentate, Observe
Definition of Observer
1. n. One who observes, or pays attention to, anything; especially, one engaged in, or trained to habits of, close and exact observation; as, an astronomical observer.
Definition of Observer
1. Noun. One who makes observations, monitors or takes notice ¹
2. Noun. One who adheres or follows laws, guidelines, etc. ¹
3. Noun. A person sent as a representative, to a meeting or other function to monitor but not to participate ¹
4. Noun. (military) A crew member on an aircraft who makes observations of enemy positions or aircraft ¹
5. Noun. (military) A sentry etc. manning an observation post ¹
¹ Source: wiktionary.com
Definition of Observer
1. one that observes [n -S] - See also: observes
Medical Definition of Observer
1. One who perceives, notices, or watches; in behavioural research with humans, the investigator or his/her surrogate. Origin: L. Observo, to watch Nonparticipant observer, an investigator who studies a group of subjects engaged in certain activities but does not directly participate in these activities, presumably being able to study them more objectively. Participant observer, an investigator who while studying the activities of a group of subjects also participates in their activities, presumably being able to gain more detailed, relevant information but with less objectivity. (05 Mar 2000)
Lexicographical Neighbors of Observer
Literary usage of Observer
Below you will find example usage of this term as found in modern and/or classical literature:
1. The American Journal of Psychology by Granville Stanley Hall, Edward Bradford Titchener (1916)
"observer f. Embarrassed laugh, hesitation in speaking, no association voiced.
... observer g. Embarrassed laugh, no association, mechanical motor reaction ..."
2. Proceedings by Royal Geographical Society (Great Britain), Norton Shaw, Francis Galton, William Spottiswoode, Clements Robert Markham, Henry Walter Bates, John Scott Keltie (1872)
"Elevation above level of sea, 847'2 metres.—observer : Arthur. ... Elevation above
the level of sea, 249 metres.—observer : Arthur ..."
3. The American Journal of the Medical Sciences by Southern Society for Clinical Investigation (U.S.) (1870)
"If the hypermetropia in the observed eye is greater than the observer's myopia (the
distance between the two eyes being taken into consideration), ..."
4. Dictionary of National Biography by LESLIE. STEPHEN, Sidney Lee (1888)
"In 1804 he became a contributor to the ' observer,' thus commencing his ...
He at times used extraordinary efforts to obtain early news for the 'observer. ..."
5. A History of the People of the United States: From the Revolution to the by John Bach McMaster (1906)
"A new press was accordingly purchased at Cincinnati; The observer was reestablished,
and for nearly a year was unmolested ; but in July, 1837, ..."
6. Science by American Association for the Advancement of Science (1910)
"The condition that two lengths should be "corresponding" is simply that each
observer comes to the same conclusion with respect to the other length. ..."
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