Questions & Answers about Ο γιατρός δουλεύει στην κλινική.
Ο is the masculine singular definite article, so it means the.
In this sentence, ο γιατρός means the doctor.
Greek articles change according to gender, number, and case, unlike English the, which always stays the same.
Greek often uses the definite article more regularly than English does.
So ο γιατρός is the normal way to say the doctor.
If you said just γιατρός, it would sound less complete in a normal sentence unless the context clearly called for it.
In other words, using the article here is the standard, natural Greek way.
Grammatically, ο γιατρός is masculine, so in this sentence it refers to a male doctor.
For a female doctor, Greek commonly says η γιατρός.
So the noun γιατρός itself can be used for both men and women, but the article shows the gender:
- ο γιατρός = the male doctor
- η γιατρός = the female doctor