olfactory

From Latin olfactus (“an act of smelling; the sense of smell”) +‎ -ory, from olfaciō (“to sniff, smell, scent”) +‎ -tus (action noun suffix).

• (Received Pronunciation) IPA^(key): /ɒlˈfak.tə.ɹi/, /ɒlˈfak.tɹi/
• (General American) IPA^(key): /ɑlˈfæk.təɹ.i/, /oʊlˈfæk.təɹ.i/

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• Rhymes: -æktəɹi

olfactory (not comparable)

1. (relational) Concerning the sense of smell.

• olfacto-, olfact-
• olfactometer
• olfactible
• olfaction

olfactory (plural olfactories)

1. (anatomy, zootomy) Ellipsis of olfactory organ.
2. (chiefly in the plural) The sense of smell.

• “olfactory”, in Lexico, Dictionary.com; Oxford University Press, 2019–2022.
• “olfactory”, in Merriam-Webster Online Dictionary, Springfield, Mass.: Merriam-Webster, 1996–present.