positractionn.

Brit.

/ˌpɒzᵻˈtrakʃn/, U.S.

/ˌpɑzəˈtrækʃ(ə)n/

Forms: also with capital initial.

Origin: Formed within English, by compounding. Etymons: positive adj., traction n.

Etymology: < posi- (in positive adj.) + traction n.

Originally and chiefly North American.

= limited-slip differential n. at limited adj. and n. Compounds. Frequently attributive.

ΘΚΠ

society > occupation and work > equipment > machine > parts of machines > wheel > [adjective] > types of cogs or gears

sun-and-planet1796

spiral gearinga1877

chainless1897

planetary1904

epicyclic1906

hypoid1926

positraction1957

1957 Daily Times-News (Burlington, N. Carolina) 25 Feb. 8/4 (advt.) Positraction seems a near-miracle on snow, ice muddy side roads and deep sand.

1983 Hot Rod (Nexis) Mar. 54 He removed the traction bars and bolt-in frame rail connectors and replaced the racing gears with the proper 4.10 gear and positraction unit.

1999 T. Newton How Cars Work ii. 29 A limited slip differential or positraction system helps eliminate this problem by automatically transferring power from a slipping drive wheel to the opposite wheel, doubling the chances of getting good traction.

2004 Calgary (Alberta) Sun (Nexis) 7 May a16 Bucket seats, console, light packages, bumperettes, positraction and Rallye wheels were all checked off on the order form.

This is a new entry (OED Third Edition, December 2006; most recently modified version published online March 2022).

单词	positraction
释义	positractionn. Brit. /ˌpɒzᵻˈtrakʃn/, U.S. /ˌpɑzəˈtrækʃ(ə)n/ Forms: also with capital initial. Origin: Formed within English, by compounding. Etymons: positive adj., traction n. Etymology: < posi- (in positive adj.) + traction n. Originally and chiefly North American. = limited-slip differential n. at limited adj. and n. Compounds. Frequently attributive. ΘΚΠ society > occupation and work > equipment > machine > parts of machines > wheel > [adjective] > types of cogs or gears sun-and-planet1796 spiral gearinga1877 chainless1897 planetary1904 epicyclic1906 hypoid1926 positraction1957 1957 Daily Times-News (Burlington, N. Carolina) 25 Feb. 8/4 (advt.) Positraction seems a near-miracle on snow, ice muddy side roads and deep sand. 1983 Hot Rod (Nexis) Mar. 54 He removed the traction bars and bolt-in frame rail connectors and replaced the racing gears with the proper 4.10 gear and positraction unit. 1999 T. Newton How Cars Work ii. 29 A limited slip differential or positraction system helps eliminate this problem by automatically transferring power from a slipping drive wheel to the opposite wheel, doubling the chances of getting good traction. 2004 Calgary (Alberta) Sun (Nexis) 7 May a16 Bucket seats, console, light packages, bumperettes, positraction and Rallye wheels were all checked off on the order form. This is a new entry (OED Third Edition, December 2006; most recently modified version published online March 2022). < n.1957
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