DictionaryRoot: -tor
Latin
-tor
a person or thing that acts
Forms
- -tor
- -sor — An altered form in some Latin formations.
Origin
An inherited Latin ending for the performer of an action, with relatives in other Indo-European languages.
Note
Its English descendants name devices and forces as well as people.
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noun
doctor
A person who holds a doctoral degree.
Etymology
The Latin root means to teach, and doctor originally identified a learned teacher. The academic title preserves that association with advanced learning and scholarly qualification.