the.com/seatbelt

A strap that holds you in your seat so the crash is stopped by the belt and not by the windshield.

means A strap-and-buckle restraint in vehicles that holds you to the seat during a crash or sudden stop, drastically reducing injury and death.

from A straightforward compound of 'seat' and 'belt,' first appearing with early automobiles in the early 1900s, though widespread use didn't come until safety campaigns and laws in the mid-to-late 20th century forced the issue — the word stayed plain even as the device went from novelty, to nuisance, to non-negotiable.

invention year
three-point design patented in 1959
patent move
Volvo gave it away free to save lives
force at 30mph
unbelted body hits like falling off a roof
click habit
seconds of effort, decades of insurance against regret
the.com · every word