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单词 free-running
释义

free-runningadj.

Brit. /ˌfriːˈrʌnɪŋ/, U.S. /ˌfriˈrənɪŋ/
Origin: Formed within English, by compounding. Etymons: free adv., running adj.
Etymology: < free adv. + running adj. Compare earlier free-flowing adj. at free adj., n., and adv. Compounds 1a.
That runs freely, loosely, or easily.
ΘΚΠ
the world > movement > progressive motion > specific manner of progressive motion > [adjective] > easily or freely
voluble1589
free-running1773
1773 T. Delamayne Rev. Poem ‘The Patricians’ 36 Richmond you praise. There your free-running pen Has figured out his portrait fair to Men.
1828 Sporting Mag. Mar. 353/2 Sorcery [sc. a horse] was a timid, free-running creature.
1853 A. Ure Dict. Arts (ed. 4) II. 656 The quantity of slag lead made in smelting..is considerably greater in poor and refractory than in rich and free-running ores.
1898 Times 19 Nov. 9/4 At the Beeston Cycle Company's stand..may be seen an example of the free-running wheel.
1942 R. L. Haig-Brown Timber 405 A free-running drum would spin and snarl the lines, so the speed of revolution must be controlled by the leverman.
1970 Single Sideband for Radio Amateur (Amer. Radio Relay League) (ed. 5) vi. 162/1 An astable (free-running) multivibrator circuit furnishes the gating pulse.
2001 Times 4 May i. 6/8 It is illegal to put a snare of any sort on a badger path although free-running snares are used legally elsewhere by farmers to control rabbits.
This entry has been updated (OED Third Edition, June 2008; most recently modified version published online March 2022).
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adj.1773
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