odour


odour (http://definr.com/odour)

     n 1: the sensation that results when olfactory receptors in the
          nose are stimulated by particular chemicals in gaseous
          form; "she loved the smell of roses" [syn: smell, odor,
           olfactory sensation, olfactory perception]
     2: any property detected by the olfactory system [syn: {olfactory
        property}, smell, aroma, odor, scent]