[n] a distinctive odor that is offensively unpleasant
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fetor, foetor, malodour, reek, stench, stink
niff, odor, odour, olfactory perception, olfactory sensation, pong, smell
\Mal*o"dor\, n. An Offensive to the sense of smell; ill-smelling. -- {Mal*o"dor*ous*ness}. n. --Carlyle.