noun
plural -tors
[count] The abbreviation Dr. is usually used in writing when doctor is being used as a title for a specific person.
a person who is skilled in the science of medicine :a person who is trained and licensed to treat sick and injured people
b the doctor or the doctor's :the place where a doctor works
US
a dentist - used chiefly as a title or as a form of address
a person who is trained to treat sick and injured animals :veterinarian
a person who has the highest degree (such as a PhD) given by a university
just what the doctor ordered
informal :exactly what is wanted or needed
verb
-tors; -tored; -toring
[+ obj] to change (something) especially in order to trick or deceive people
to add something (such as alcohol or drugs) to (a food or drink)
to give medical treatment to (an injury, a person, etc.)
US