Noun
1. a distinct feature or element in a problem;
"he studied every facet of the question"2. a characteristic to be considered
3. the visual percept of a region;
"the most desirable feature of the park are the beautiful views"4. the beginning or duration or completion or repetition of the action of a verb
5. the expression on a person's face;
"a sad expression""a look of triumph""an angry face"