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HYSTERESIS TESTER

A device, invented by JA Ewing, for making a direct measurement of magnetic hysteresis in samples of iron or steel.

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HYSTERIA

A physical disability with no apparent organic cause. It is a form of psychoneurosis which can present with sensory or motor dysfunction, ie blindness, paralysis, loss of speech or even fits. Direct confrontation often leads to rapid recovery of the physical presentation but may then re-present with another physical disability.

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HYSTEROCOLPECTOMY

Removal of the vagina or part of it and the uterus.

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HYSTEROPEXY

The fixation of a displaced uterus surgic

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HYTREL

TN for polyester rubber, a kind of thermoplastic elastomer US.

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