[ˈθʌrə], (Adjective)

Definitions:
- complete with regard to every detail; not superficial or partial
(e.g: planners need a thorough understanding of the subject)


Phrases:

Origin:
Old English thuruh, alteration of thurh ‘through’. Original use was as an adverb and preposition, in senses of through. The adjective dates from late Middle English, when it also had the sense ‘going or extending through something’, which survives in thoroughfare