All Words Glossary

Glossary of Pathology Terms
beginning with letter N
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narcolepsy
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noun (plural narcolepsies)
  1. (pathology) A disorder characterized by sudden and uncontrollable attacks of deep sleep, often brief, sometimes accompanied by paralysis and hallucinations
narcosis
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noun (narcoses)
  1. (pathology) unconsciousness, Unconsciousness caused by a drug, anaesthetic or other chemical substance.
nausea
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noun
  1. A feeling of physical unwellness, usually with the desire to vomit.
  2. Strong dislike or disgust.
  3. sea-sickness, Sea-sickness.
nauseate
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verb (nauseat, ing)
  1. To cause nausea.
  2. To disgust.
nauseating
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adjective
  1. causing disgust, revulsion or loathing
  2. causing nausea
nauseous
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adjective
  1. Causing nausea; sickening or disgusting.
neoplasm
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noun
  1. (context, pathology, oncology) An abnormal new growth of disorganized tissue in animals or plants.
nephritis
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noun (plural nephritides or nephritises)
  1. Inflammation of the kidney.
nephropathy
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noun (plural nephropathies)
  1. Damage to, disease of, or abnormality of the kidneys.
nephrosis
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noun (plural nephroses)
  1. A non-inflammatory disease of the kidneys that is characterised by the leaking of blood protein into the urine, swelling or oedema, and degenerative lesions.
neuralgia
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noun
  1. (context, pathology, neurology) An acute, severe, intermittent pain that radiates along a nerve.
neuritis
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noun (neuritides)
  1. (context, neurology, pathology) inflammation, Inflammation of one or more nerves.
Optic (or retrobulbar neuritis) is the inflammation of the optic nerve that may cause a complete or partial loss of vision.
neuropathy
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noun (plural neuropathies)
  1. (medicine) any disease of the nervous system
neurotic
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noun
  1. A neurotic person
adjective
  1. (obsolete?) Affected with a neurosis
  2. (informal) Over anxious
    • He is getting about time-keeping
nitrogen narcosis
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noun
  1. a condition of disorientation, intoxication and stupor caused by increased levels of dissolved nitrogen in the blood; occurs in divers breathing air under pressure; the "rapture of the deep"
node
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noun (plural nodes)
  1. A knot, a knob; a protuberance; a swelling.
  2. (Astronomy) The point where the orbit of a planet, as viewed from the sun, intersects the ecliptic. The ascending and descending nodes refer respetively to the points where the planet moves from S to N and N to S. The respective symbols are ☊ and ☋.
  3. The joint of a stem, or the part where a leaf or several leaves are inserted.
  4. A hole in the gnomon of a dial, through which passes the ray of light which marks the hour of the day, the parallels of the sun's declination, his place in the ecliptic, etc.
  5. (geometry) The point at which a curve crosses itself, being a double point of the curve. See Crunode, and Acnode.
  6. The point at which the lines of a funicular machine meet from different angular directions; -- called also knot.
  7. The knot, intrigue, or plot of a piece.
  8. A hard concretion or incrustation which forms upon bones attacked with rheumatism, gout, or syphilis; sometimes also, a swelling in the neighborhood of a joint.
  9. One of the fixed points of a sonorous string, when it vibrates by aliquot parts, and produces the harmonic tones; nodal line or point.
  10. A swelling.
  11. (graphtheory) A vertex of a graph.
  12. (computing_theory) (context, computer networking) A vertex or a leaf in a graph of a network; a computer or other device attached to a network
nosebleed
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noun
  1. A haemorrhage from the nose.

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