What does see a doctor mean?

[Stupy]

English Language Tests, Intermediate level

ESL/EFL Test #835 "Look, See and Watch (1)", question 1

He has to ......... a doctor. That rash on his foot is getting worse.

(a) see
(b) look
(c) watch
(d) seen

English Language Tests, Intermediate level

ESL/EFL Test #835 "Look, See and Watch (1)", answer 1

He has to see a doctor. That rash on his foot is getting worse.

Correct answer: (a) see
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what does see mean

[Linda]

In this sentence, 'see a doctor' means going to visit a doctor because of some kind of problem.
This is a common way of saying that you have to go and visit a doctor.
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