gas cap

noun

Meaning

A removable cover that seals the fuel tank of a vehicle to prevent fuel from leaking and vapors from escaping.

Examples

I forgot to tighten the gas cap after filling the tank, and now the check engine light is on.
Modern vehicles often have a tether attached to the gas cap so it does not get lost at the pump.

Synonyms: fuel cap, filler cap

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gas cap

noun

Pronunciation: /ˈɡæs ˌkæp/

Definition

A removable cover that seals the fuel tank of a vehicle to prevent fuel from leaking and vapors from escaping.

Examples

I forgot to tighten the gas cap after filling the tank, and now the check engine light is on.
Modern vehicles often have a tether attached to the gas cap so it does not get lost at the pump.
The mechanic replaced my old, cracked gas cap to ensure the fuel system remained properly pressurized.

Synonyms of gas cap

Words with a similar meaning to gas cap:

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