Identify the synonym of the word `abstain' as used in the sentence:
"Doctors advise people to abstain from smoking.''
The term 'abstain' signifies voluntary self-restraint, particularly from actions deemed inappropriate or harmful. In the phrase "Doctors advise people to abstain from smoking," the meaning conveyed is to cease engaging in the act of smoking.
Analysis of the provided choices:
Therefore, the accurate synonym for 'abstain' in this context is 'Avoid'.