† oxyosphresian. [ < oxy-comb. form1 + ancient Greek ὄσϕρησις smell (see osphresiologyn.) + -iasuffix1] Obsoleterare excessive acuteness of the sense of smell; hyperosmia.Apparently only attested in dictionaries or glossaries.
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1839 R. DunglisonMed. Lexicon (ed. 2) 440/2Oxyosphresia,..acuteness of the sense of smell.