AIR MASS

Pronunciation (US):

(GB):

IPA (US):

 Dictionary entry overview: What does air mass mean? 

• AIR MASS (noun)
  The noun AIR MASS has 1 sense:

1. a large body of air with uniform characteristics horizontally

  Familiarity information: AIR MASS used as a noun is very rare.

 Dictionary entry details 

• AIR MASS (noun)

Sense 1

Meaning:

A large body of air with uniform characteristics horizontally

Classified under:

Nouns denoting stable states of affairs

Hypernyms ("air mass" is a kind of...):

atmosphere; atmospheric state (the weather or climate at some place)

Hyponyms (each of the following is a kind of "air mass"):

high (an air mass of higher than normal pressure)

depression; low (an air mass of lower pressure; often brings precipitation)

 Context examples 

There, the air mass sinks back down, cooling as it descends, which allows the stratospheric methane clouds to form.

(NASA Finds Methane Ice Cloud in Titan's Stratosphere, NASA)

Water vapor is carried up with the same air mass rising with the dust.

(Dust Storms Linked to Gas Escape from Mars Atmosphere, NASA)