Armstrong line

English

Alternative forms

• Armstrong's line

Etymology

Named after Harry George Armstrong (1899–1983), who determined this limit.

Proper noun

Armstrong line

1. The altitude above sea level at which water boils without a pressurized environment, and at which a person would require a pressure suit or pressurized environment to survive, and avoid having their bodily fluids boil away.

   Synonyms: Armstrong's line, Armstrong limit

Coordinate terms

• death zone
• Kármán line
• McDowell line
• mesopause

 

Translations

altitude at which water boils without a pressurized environment

• Portuguese: linha de Armstrong f

Further reading

• Armstrong limit on Wikipedia.Wikipedia