redout
noun/ˈɹɛdaʊt/
Etymology From red + out, because it may cause a red appearance in the visual field; compare blackout.
1
The situation where the body experiences a negative g-force sufficient to cause a blood flow from the lower parts of the body to the head.
- The heart is unable to sufficiently regulate blood flow to prevent excess blood from flooding the brain's blood vessels and causing redout.1994, Geza Szurovy, Basic Aerobatics, page 34:
- Related terms
- grayout, greyout