different between observer vs tester

English

Etymology

From observe +? -er.

Pronunciation

• (US) IPA^(key): /?b?z?v?/, /?b-/
• (UK) IPA^(key): /?b?z??v?/, /?b-/

Noun

observer (plural observers)

1. One who makes observations, monitors or takes notice

2. One who adheres or follows laws, guidelines, etc.

3. A person sent as a representative, to a meeting or other function to monitor but not to participate

4. A country or other entity which has limited participation rights within an organization.

5. (military) A crew member on an aircraft who makes observations of enemy positions or aircraft

6. (military) A sentry etc. manning an observation post

Hyponyms

• air observer
• interobserver
• political observer

Synonyms

• beholder (sense 1 only)

Derived terms

Related terms

• observer pattern

Translations

Further reading

• observer in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913.
• observer in The Century Dictionary, New York, N.Y.: The Century Co., 1911.

French

Etymology

Borrowed from Latin observ?re, present active infinitive of observo.

Pronunciation

• IPA^(key): /?p.s??.ve/

Verb

observer

1. to observe, watch
2. to note, notice
3. to keep, maintain

Conjugation

Derived terms

Related terms

Further reading

• “observer” in Trésor de la langue française informatisé (The Digitized Treasury of the French Language).

Latin

Verb

observer

1. first-person singular present passive subjunctive of observ?

Norwegian Bokmål

Verb

observer

1. imperative of observere

English

Pronunciation

• (UK) IPA^(key): /?t?st?/
• Rhymes: -?st?(r)

Etymology 1

Probably from Old French testre, from Latin testa.

Noun

tester (plural testers)

1. 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.

   • October 3, 1743, Horace Walpole, letter to Horace Mann

     No tester to the bed, and the saddles and portmanteaus heaped on me to keep off the cold.
2. Something that overhangs something else; especially a canopy or soundboard over a pulpit.
   • 1851, Herman Melville, Moby Dick, chapter 11:

     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.

Etymology 2

From test +? -er.

Noun

tester (plural testers)

1. A person who administers a test.
2. A device used for testing.
3. (Australia, slang, obsolete) A punishment of 25 lashes (strokes of a whip) across a person?s back.
4. A sample of perfume available in a shop for customers to try before they buy.
5. (cycling) A cyclist who focuses on success in time trials.

Synonyms

• (punishment) Botany Bay dozen

Hyponyms

• software tester

Translations

Etymology 3

For testern, teston, from French teston, from Old French teste (“the head, the head of the king being impressed upon the coin”). See tester (“a covering”), and compare testone, testoon.

Noun

tester (plural testers)

1. An old French silver coin.
2. (Britain, slang, dated) A sixpence.

   Synonyms: teston, tizzy

References

Anagrams

• Setter, Street, Teters, retest, setter, street

French

Pronunciation

• IPA^(key): /t?s.te/

Etymology 1

test +? -er

Verb

tester

1. to test

Conjugation

Etymology 2

From Latin testor.

Verb

tester

1. (law) to write one's will

Further reading

• “tester” in Trésor de la langue française informatisé (The Digitized Treasury of the French Language).

Latin

Verb

tester

1. first-person singular present active subjunctive of testor

Norwegian Bokmål

Noun

tester m

1. indefinite plural of test

Verb

tester

1. present of teste

Romanian

Etymology

From English tester.

Noun

tester n (plural testere)

1. tester

Declension

Swedish

Noun

tester

1. indefinite plural of test