The sense of smell. Olfactory apparatus: The whole system needed to have a sense of smell.
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1. The sense of smell. SYN: smell (2). 2. The act of smelling. SYN: osmesis, osphresis. [L. ol- facio, pp. -factus, to smell]

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ol·fac·tion äl-'fak-shən, ōl- n
1) the sense of smell
2) the act or process of smelling

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1. the sense of smell.
2. the process of smelling. Sensory cells in the mucous membrane that lines the nasal cavity are stimulated by the presence of chemical particles dissolved in the mucus. See nose.
olfactory adj.

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ol·fac·tion (ol-fakґshən) [L. olfacere to smell] 1. the sense of smell; the ability to perceive and distinguish odors. 2. the act of perceiving and distinguishing odors.

Medical dictionary. 2011.

Look at other dictionaries:

  • OLFACTION — L’olfaction ou odorat est la fonction de l’un des organes sensoriels qui, dans la plupart des espèces animales et chez l’homme, opèrent une analyse chimiosensorielle de l’environnement. Depuis les bactéries et à travers toute la série animale, on …   Encyclopédie Universelle

  • Olfaction — Ol*fac tion, n. [See {Olfactory}.] (Physiol.) The sense by which the impressions made on the olfactory organs by the odorous particles in the atmosphere are perceived. [1913 Webster] …   The Collaborative International Dictionary of English

  • olfaction — (n.) noun of action from L. olfactus, pp. of olfacere to smell (trans.), from olere to emit a smell (see ODOR (Cf. odor)) + facere to make (see FACTITIOUS (Cf. factitious)) …   Etymology dictionary

  • olfaction — ► NOUN ▪ the sense of smell. DERIVATIVES olfactive adjective. ORIGIN from Latin olfactus a smell …   English terms dictionary

  • olfaction — [äl fak′shən] n. [< L olfacere: see OLFACTORY] 1. the sense of smell 2. the act of smelling …   English World dictionary

  • Olfaction — Human olfactory system. 1: Olfactory bulb 2: Mitral cells 3: Bone 4: Nasal epithelium 5: Glomerulus (olfaction) 6: Olfactory receptor cells Olfaction (also known as olfactics; adjectival form: olfactory ) is the sense of smell. This sense is… …   Wikipedia

  • Olfaction — Le système olfactif est, avec l’ouïe, l’organe des sens spatialement le plus proche du cerveau. Il est aussi le premier à se former lors de l’embryogenèse, ce qui traduit probablement l’importance que l’odorat devait avoir pour nos ancêtres… …   Wikipédia en Français

  • olfaction — noun Date: circa 1846 1. the sense of smell 2. the act or process of smelling …   New Collegiate Dictionary

  • olfaction — /ol fak sheuhn, ohl /, n. 1. the act of smelling. 2. the sense of smell. [1840 50; < L olfact(us) ptp. of olfacere to smell (see OLFACTORY) + ION] * * * …   Universalium

  • olfaction — noun the sense of smell; the detection of airborne molecules See Also: olfactory …   Wiktionary

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