In 17th century England, Thorough was a name given by Thomas Wentworth, 1st Earl of Strafford to a scheme of his to establish absolute monarchy in England. Although “Thorough” is largely attributed to Strafford, its implementation can also be accredited to the Archbishop of Canterbury William Laud.
In a thorough or complete manner.
“He went out in the rain and came back thoroughly drenched.”
Painstaking and careful not to miss or omit any detail.
“The Prime Minister announced a thorough investigation into the death of a father of two in police custody.”
“He is the most thorough worker I have ever seen.”
“The infested house needs a thorough cleansing before it will be inhabitable.”
Utter; complete; absolute.
“It is a thorough pleasure to see him beg for mercy.”
Through. 9th-19th c.
A furrow between two ridges, to drain off the surface water.
complete with regard to every detail; not superficial or partial
“planners need a thorough understanding of the subject”
performed or written with great care and completeness
“officers have made a thorough examination of the wreckage”
taking pains to do something carefully and completely
“the British authorities are very thorough”
absolute (used to emphasize the degree of something, typically something unwelcome or unpleasant)
“the child is being a thorough nuisance”