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thorough

[thur-oh, thuhr-oh] /ˈθɜr oʊ, ˈθʌr oʊ/
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adjective
1.
executed without negligence or omissions:
a thorough search.
2.
complete; perfect; utter:
thorough enjoyment.
3.
extremely attentive to accuracy and detail; painstaking:
a thorough worker; a thorough analysis.
4.
having full command or mastery of an art, talent, etc.:
a thorough actress.
5.
extending or passing through.
adverb, preposition
6.
Archaic. through.
noun
7.
(initial capital letter) English History. the administrative policies of the Earl of Stafford and Archbishop Laud during the reign of Charles I: so called because they were uncompromisingly carried out.
Origin of thorough
Middle English
Old English
900
before 900; Middle English (preposition and adv.); Old English thuruh, variant of thurh through
Related forms
thoroughly, adverb
thoroughness, noun
quasi-thorough, adjective
quasi-thoroughly, adverb
superthorough, adjective
superthoroughly, adverb
superthoroughness, noun
unthorough, adjective
unthoroughly, adverb
unthoroughness, noun
Synonyms
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1. unqualified, total.
Antonyms
1. partial.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for unthorough
Historical Examples

  • The word “amateur” must not be taken here in the sense of superficial or unthorough.

    William Oughtred Florian Cajori
British Dictionary definitions for unthorough

thorough

/ˈθʌrə/
adjective
1.
carried out completely and carefully: a thorough search
2.
(prenominal) utter: a thorough bore
3.
painstakingly careful: my work is thorough
Derived Forms
thoroughly, adverb
thoroughness, noun
Word Origin
Old English thurh; related to Old Frisian thruch, Old Saxon thuru, Old High German duruh; see through

Thorough

/ˈθʌrə/
noun
1.
thoroughgoing policy, as adopted in England by Strafford and Laud during the reign of Charles I
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for unthorough

thorough

adj.

late 15c., adjectival use of Old English þuruh (adv.) "from end to end, from side to side," stressed variant of þurh (adv., prep.); see through. Related: thoroughly (c.1300).

Online Etymology Dictionary, © 2010 Douglas Harper
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