STANDARD ATMOSPHERE

Pronunciation (US):

(GB):

 I. (noun) 

Sense 1

Meaning:

A unit of pressure: the pressure that will support a column of mercury 760 mm high at sea level and 0 degrees centigrade

Synonyms:

atm; atmosphere; standard atmosphere; standard pressure

Classified under:

Nouns denoting quantities and units of measure

Hypernyms ("standard atmosphere" is a kind of...):

pressure unit (a unit measuring force per unit area)

Hyponyms (each of the following is a kind of "standard atmosphere"):

s.t.p.; STP (standard temperature and pressure)

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