Observer vs Tester - What's the difference?
observer | tester | Related terms |
One who makes observations, monitors or takes notice
One who adheres or follows laws, guidelines, etc.
A person sent as a representative, to a meeting or other function to monitor but not to participate
(military) A crew member on an aircraft who makes observations of enemy positions or aircraft
(military) A sentry etc. manning an observation post
A canopy over a bed.
*1603 , (John Florio), translating Michel de Montaigne, Essays , III.13:
*:And I could as hardly spare my gloves as my shirt, or forbeare washing of my hands both in the mornng and rising from the table, or lye in a bed without a testerne and curtaines about it, as of most necessary things.
* Walpole
*{{quote-book, year=1963, author=(Margery Allingham)
, title=(The China Governess)
, chapter=1 Something that overhangs something else; especially a canopy or soundboard over a pulpit.
*1851 , (Herman Melville), (Moby Dick) , :
A person who administers a test.
A device used for testing.
(Australia, slang, obsolete) A punishment of 25 lashes (strokes of a whip) across a person?s back.1987 , , 1996, paperback, ISBN 1-86046-150-6, Chapter 12.
A sample of perfume available in a shop for customers to try before they buy.
Observer is a related term of tester.
As nouns the difference between observer and tester
is that observer is one who makes observations, monitors or takes notice while tester is a canopy over a bed or tester can be a person who administers a test or tester can be an old french silver coin.observer
English
(wikipedia observer)Noun
(en noun)- Most impartial observers agreed that Sampras had not served well.
- I shall be an observer of the local customs.
- The UN sent many observers to the country's first elections.
- The only crew-member to survive the crash was the Canadian observer .
- We waited till dusk when the observers' vision was poorest.
External links
* * ----tester
English
Etymology 1
Probably from (etyl) testre, from (etyl) testa.Noun
(en noun)- No testers to the bed, and the saddles and portmanteaus heaped on me to keep off the cold.
citation, passage=The half-dozen pieces […] were painted white and carved with festoons of flowers, birds and cupids. […] The bed was the most extravagant piece. Its graceful cane half tester rose high towards the cornice and was so festooned in carved white wood that the effect was positively insecure, as if the great couch were trimmed with icing sugar.}}
- With our shaggy jackets drawn about our shoulders, we now passed the Tomahawk from one to the other, till slowly there grew over us a blue hanging tester of smoke, illuminated by the flame of the new-lit lamp.