Standard Atmosphere (Noun)
Meaning
A unit of pressure: the pressure that will support a column of mercury 760 mm high at sea level and 0 degrees centigrade.
Classification
Nouns denoting quantities and units of measure.
Examples
- The standard atmosphere is used as a reference for measuring atmospheric pressure in various scientific applications.
- Standard atmosphere is used as a unit of pressure, equivalent to 101325 Pascals or 760 mmHg.
- Aviation weather forecasts use standard atmosphere as a reference for altitude and pressure calculations.
- The standard atmosphere is also used in medical and industrial settings where pressure needs to be calibrated to a precise value.
- Engineers designing high-altitude aircraft must take into account the relationship between altitude and standard atmosphere pressure.