pretensionern.

Brit.

/ˌpriːˈtɛnʃn̩ə/,

/ˌpriːˈtɛnʃənə/, U.S.

/ˌpriˈtɛnʃənər/

Origin: Formed within English, by derivation. Etymons: pre-tension v., -er suffix¹.

Etymology: < pre-tension v. + -er suffix¹.

A mechanism on a seat belt which locks the belt in place an instant before impact in an accident, thereby preventing the wearer from being thrown forward.

ΚΠ

1987 Courier-Mail (Brisbane) 23 Mar. 29/2 Improvements on the drawing board for Volvo include mechanical pre-tensioners to tighten seat belts in the instant before crash impact and a computer-adjusted airbag cushion in the steering wheel.

1995 Which? Aug. 20/2 As standard, all had a driver's airbag, seat-belt pretensioners and side-impact bars.

2003 Chatelaine Jan. 28/1 Ask if a vehicle's seat belts come equipped with pretensioners.

This is a new entry (OED Third Edition, March 2007; most recently modified version published online March 2022).

单词	pretensioner
释义	pretensionern. Brit. /ˌpriːˈtɛnʃn̩ə/, /ˌpriːˈtɛnʃənə/, U.S. /ˌpriˈtɛnʃənər/ Origin: Formed within English, by derivation. Etymons: pre-tension v., -er suffix¹. Etymology: < pre-tension v. + -er suffix¹. A mechanism on a seat belt which locks the belt in place an instant before impact in an accident, thereby preventing the wearer from being thrown forward. ΚΠ 1987 Courier-Mail (Brisbane) 23 Mar. 29/2 Improvements on the drawing board for Volvo include mechanical pre-tensioners to tighten seat belts in the instant before crash impact and a computer-adjusted airbag cushion in the steering wheel. 1995 Which? Aug. 20/2 As standard, all had a driver's airbag, seat-belt pretensioners and side-impact bars. 2003 Chatelaine Jan. 28/1 Ask if a vehicle's seat belts come equipped with pretensioners. This is a new entry (OED Third Edition, March 2007; most recently modified version published online March 2022). < n.1987
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