Orn or ORN may refer to:
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Orn (name), a given name and surname
* ''Orn'', the second book in Piers Anthony's trilogy
Of Man and Manta
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Offshoring Research Network, an international network researching the offshoring of business processes and services
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Olfactory receptor neuron
An olfactory receptor neuron (ORN), also called an olfactory sensory neuron (OSN), is a sensory neuron within the olfactory system.
Structure
Humans have between 10 and 20 million olfactory receptor neurons (ORNs). In vertebrates, ORNs are b ...
, a type of cell in the nasal mucosa that transduces the presence of odorant molecules into a neural signal
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Olympic route network, a network of dedicated roads linking venues and other key sites in the host city during Olympic games
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Oran Es Sénia Airport (IATA code), an international airport in Es Sénia, Algeria
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Ornithine, an amino acid that plays a role in the urea cycle
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Osteoradionecrosis, a complication of radiation therapy where a section of bone dies
See also
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Orm (disambiguation)
Orm (in Old Norse and in modern Danish, Swedish, Norwegian (bokmål and nynorsk) the word for "snake", "worm" or "dragon") became an Anglo-Saxon personal name during period of the Danelaw.
Orm may also refer to:
* Orm or Ormin, the author of th ...
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