smell, scent, odor, aroma mean the quality that makes a thing perceptible to the olfactory sense. smell implies solely the sensation without suggestion of quality or character. an odd smell permeated the room. scent applies to the characteristic smell given off by a substance, an animal, or a plant. the scent of lilacs. More @Wikipedia
Hover over any link to get a description of the article. Please note that search keywords are sometimes hidden within the full article and don't appear in the description or title.