An example of thorough is the inspection that your mechanic does on your car.
A thorough rascal.
A thorough search.
A thorough pleasure.
A thorough checkup.
A thorough researcher.
Origin of thorough
- Middle English thorow through, thorough from Old English thuruh from end to end, through terə-2 in Indo-European roots
From American Heritage Dictionary of the English Language, 5th Edition
- A disyllabic form of Old English Ã¾urh (“through").
- Old English Ã¾uruh.