partial pressure suit

partial pressure suit

[′pär·shəl ′presh·ər ‚süt]
(aerospace engineering)
A skintight suit which does not completely enclose the body but which is capable of exerting pressure on the major portion of the body in order to counteract an increased oxygen pressure in the lungs.
References in periodicals archive ?
"When Joe did his jump, it was with a partial pressure suit. A full pressure suit inflates around you, like you are in a bubble.
The Hornet doesn't like flying much over 50,000 feet; besides, above that threshold we are required to wear at least a partial pressure suit. So we didn't go any higher on those first flights.

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