The Collaborative International Dictionary of English v.0.48:

Odor \O"dor\ ([=o]"d[~e]r), n. [OE. odor, odour, OF. odor,
   odour, F. odeur, fr. L. odor; akin to olere to smell, Gr.
   'o`zein, Lith. [*u]sti. Cf. Olfactory, Osmium, Ozone,
   Redolent.] [Written also odour.]
   Any smell, whether fragrant or offensive; scent; perfume.
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         Meseemed I smelt a garden of sweet flowers,
         That dainty odors from them threw around. --Spenser.
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   To be in bad odor, to be out of favor, or in bad repute.
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