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Definition of seatbelt

seatbelt

/ˈsiːtˌbɛlt/
seat · belt
Plural:seatbelts
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seatbelt Lexical Profile

seatbelt Game Scores & Validity

• noun

1

A safety strap or harness designed to secure an occupant in a vehicle or aircraft against harmful movement during a collision or sudden stop.

Example

"Please ensure your seatbelt is securely fastened before the plane begins its descent."

Synonyms
View all synonyms for seatbelt

• Rhymes for seatbelt

• Nearby Words

seamoth
seaplane
seat
seatbelt
seatrout
seattle
seaweed

Word Origin & Etymology

A compound of 'seat' and 'belt', emerging in the mid-20th century as automotive and aviation safety regulations were established.

Cite this Entry

Wordmom. (2026). Definition of Seatbelt. In Wordmom Dictionary. Retrieved Oct 14, 2026, from https://wordmom.com/dictionary/seatbelt
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