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- DictionaryO·dor/ˈōdər/
noun
- 1. a distinctive smell, especially an unpleasant one: "the odor of cigarette smoke"
- 2. a lingering quality, impression, or feeling attaching to something: "an odor of suspicion"
noun
An odor or odour is caused by one or more volatilized chemical compounds that are generally found in low concentrations that humans and many animals can perceive via their sense of smell. An odor is also called a "smell" or a "scent", which can refer to either an unpleasant or a pleasant odor. Wikipedia