airproof

American  

[air-proof] / ˈɛərˌpruf /

adjective

1. impervious to air.

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verb (used with object)

1. to make impervious to air.

Etymology

Origin of airproof

air ¹ + -proof

Example Sentences

Use containers with airproof closing mechanisms, Rapinchuk says, and be sure to pull them out occasionally and vacuum both the area under the bed and the containers themselves.

From Seattle Times

Most of his awkward, hunched-over body was sealed in a thin envelope of transparent airproof plastic.

From Project Gutenberg

In a word, Adelle was more nearly encased in an airproof lining at Herndon Hall than ever before, and remained for another two years the pale, furtive, undeveloped child she was when she first came.

From Project Gutenberg

Back of these in turn are folding blinds; then long, close curtains of muslin; then, finally, thick, manifolding, shrouding draperies of some airproof woolen stuff.

From Project Gutenberg