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airlock Synonyms

Another word for airlock

Choosing another word for airlock depends on context, so the synonyms and similar words below are separated across 2 exact definitions and ranked by match strength.
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• noun (Context 1)

An obstruction of trapped air or vapor in a pipe, pump, or hydraulic system that prevents the normal flow of liquid.

Usage Example

"The plumber had to bleed the radiator to clear an vapor lock that was stopping hot water from circulating."

Strong
vapor lock

• noun (Context 2)

A water-filled valve fitted to a fermentation vessel that allows carbon dioxide to escape while preventing outside air and contaminants from entering.

Usage Example

"Steady bubbling in the fermentation lock indicated that the yeast was actively fermenting the cider."

Strongest
fermentation lock

• Nearby Words

airlift
airline
airliner
airlock
airmail
airman
airmanship

Cite this Entry

Wordmom. (2026). Synonyms for Airlock. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/synonyms/airlock
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