Englishfor English speakers
doctor
Noun
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A person who helps people who are sick, and looks after their health.
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A person who can work very well about a particular thing and is given the title Doctor by a university, for example a doctor in psychology could be called Doctor John Smith.
doctor
Verb
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If you doctor someone, you act as a medical doctor towards them.
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If you doctor something or someone, you change them.
doom
Noun
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Doom is death, destruction, or tragedy.
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Someone's doom is their tragic or horrible ending, such as their death.
The hiker fell to his doom after he lost his grip.