Definition of thorough in English:

thorough

Line breaks: thor|ough
Pronunciation: /ˈθʌrə
 
/

adjective

Derivatives

thoroughness

noun
More example sentences
  • But it is clear that Senators carried out their function conscientiously and with thoroughness.
  • Councillors, who had already visited the site, were impressed by the applicant's thoroughness.
  • He served on a number of committees and could always be counted on for his diligence and thoroughness.

Origin

Old English thuruh, alteration of thurh 'through'. Original use was as an adverb and preposition, in senses of through. The adjective dates from the late 15th century, when it also had the sense 'that goes or extends through something', surviving in thoroughfare.

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elaborate ornamentation of a vocal melody