triad

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triad

 [tri´ad]
1. an element with a valence of three.
2. a group of three similar bodies, or a complex composed of three items or units.
acute compression triad Beck's triad.
Andersen's triad Andersen's syndrome.
Beck's triad rising venous pressure, falling arterial pressure, and small quiet heart; characteristic of cardiac compression; called also acute compression triad.
Cushing's triad decreased pulse, increased blood pressure, and a widening pulse pressure associated with increased intracranial pressure; it is a late clinical sign and may indicate brainstem herniation.
Hutchinson's triad diffuse interstitial keratitis, labyrinthine disease, and Hutchinson's teeth, seen in congenital syphilis.
Saint's triad hiatus hernia, colonic diverticula, and cholelithiasis.

tri·ad

(trī'ad),
1. A collection of three things having something in common.
2. The transverse tubule and the terminal cisternae on each side of it in skeletal muscle fibers.
3. Synonym(s): portal triad
4. The father, mother, and child relationship projectively experienced in group psychotherapy.
[G. trias (triad-), the number 3, fr. treis, three]

triad

Medspeak
A trilogy of clinical or pathologic findings, first described as typical for a particular disease but which often prove nonspecific.

Sexology
Three people, two of one sex and one of the other, in a continuing relationship of emotional and sexual involvement; i.e., a threesome with an emotional component.

triad

A trilogy of clinical or pathologic findings, first described as typical for
a particular disease, which often prove to be nonspecific. See Asthma triad, Autonomic triad, Behçet's triad, Carney's triad, Christian's triad, Charcot's triad, Epidemiologic triad, Female athlete triad, Hemochromatosis triad, Lennox's triad, Negative triad, Petit's triad, Renal cell carcinoma triad, Saint's triad, Somatostatinoma triad, Toxoplasmosis triad, Trotter's triad, Virchow's triad, Waterhouse-Friderichsen triad, Whipple's triad, Wilson's triad.

tri·ad

(trī'ad)
1. A group of three things with something in common.
2. The transverse tubule and the terminal cisternae on each side of it in skeletal muscle fibers.
3. Synonym(s): portal triad.
4. psychology/psychiatry The father-mother-child relationship projectively experienced in group psychotherapy.
[G. trias (triad-), the number 3, fr. treis, three]

tri·ad

(trī'ad)
1. A collection of three things with something in common.
2. The transverse tubule and the terminal cisternae on each side of it in skeletal muscle fibers.
[G. trias (triad-), the number 3, fr. treis, three]
References in periodicals archive ?
One detective said: "The Triads are the `percentage men' and live off the fear of the hard-working, law-abiding Chinese community.
"When they reach the UK, the Triads find them work and half of the money they earn is sent back to their home village.
"The Triads' main source of income is people-trafficking.
"We can only detain with a view to removal, but the Chinese government has done its best to foist the Triads on us.
That means there are always more recruits available for the Triad gangs.
"If a Chinese businessman wants to make a success of himself, he must align himself to one of the Triad societies.
ANOTHER source close to the Triad organisations said: "Yes, there are some high- fliers in Scotland, Glasgow in particular, who let it be known what position they hold because it suits them and their businesses."
The Triad hierarchy is headed by a Chokun, who rules from Hong Kong.
The Triads attempted to cow the Chinese community with sheer ferocity.
And as the Triads grew in size and confidence they no longer felt constrained to remain in the Chinese community.