Dictionary.com
definitions

ambient air standard

noun

the highest concentration of a specific air pollutant at a particular outdoor location, in a specified unit of time, that is not considered hazardous to humans: The ambient air standard for gas X is 3 parts per million per hour.

RELATED CONTENT

GIRRead more in this article about some frequently asked questions and fun facts related to our definitions.
READ MORE
Who Wrote The Alphabet Song?Whether you learned your ABCs while hanging out with the gang from Sesame Street, from someone in your family, or you were schooled in everything from A to Z in kindergarten, you probably learned the alphabet with the help of the alphabet song ...
READ MORE

Nearby words

ambidexterity, ambidextrous, ambien, ambience, ambient, ambient air standard, ambient music, ambient noise, ambiente, ambiguity, ambiguous

Origin of ambient air standard

First recorded in 1970–75
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019