air lock (redirected from lock, air)

air lock

n.

1. An airtight chamber, usually located between two regions of unequal pressure, in which air pressure can be regulated.

2. A bubble or pocket of air or vapor, as in a pipe, that stops the normal flow of fluid through the conducting part.

Thesaurus

Noun

1.

air lock - a chamber that provides access to space where air is under pressure airlock chamber - a natural or artificial enclosed space