cool-downn.

Brit.

/ˈkuːldaʊn/, U.S.

/ˈkulˌdaʊn/

Origin: Formed within English, by compounding. Etymons: cool v.¹, down adv.

Etymology: < cool v.¹ + down adv., after to cool down (see cool v.¹ 1, 3c, 6).

1. An instance of cooling down; a reduction in temperature.

ΘΚΠ

the world > matter > properties of materials > temperature > coldness > [noun] > becoming cool

cooling1886

cool-down1914

1914 Windsor Mag. 40 565/2 We were sitting down in the shade of some trees for a cool down.

1973 Los Angeles Times 28 May i. 1 (headline) Skylab delay. Slow cooldown foils move by crew.

2005 C. Mendelson Laundry i. v. 89 Permanent-press and wrinkle-resistant clothes..may wrinkle if left to sit in the dryer, and they may even do so if they are only slightly warm after the cool-down.

2. Sport. A period of moderate physical activity such as walking or jogging, conducted after vigorous exercise in order to reduce the chance of injury. Cf. cool v.¹ 6.

ΚΠ

1976 Los Angeles Times 2 Sept. (West Side section) 10/2 [The exercise sessions] end with a cool-down period which allows the cardiovascular system to return to a resting state.

1981 J. Fonda Workout Bk. 63 There should be a cool-down at the end of the class.

2004 Runner's World Oct. 30/1 Jog for seven to eight minutes as a warmup, and the same for the cooldown.

This is a new entry (OED Third Edition, December 2008; most recently modified version published online March 2022).

单词	cool-down
释义	cool-downn. Brit. /ˈkuːldaʊn/, U.S. /ˈkulˌdaʊn/ Origin: Formed within English, by compounding. Etymons: cool v.¹, down adv. Etymology: < cool v.¹ + down adv., after to cool down (see cool v.¹ 1, 3c, 6). 1. An instance of cooling down; a reduction in temperature. ΘΚΠ the world > matter > properties of materials > temperature > coldness > [noun] > becoming cool cooling1886 cool-down1914 1914 Windsor Mag. 40 565/2 We were sitting down in the shade of some trees for a cool down. 1973 Los Angeles Times 28 May i. 1 (headline) Skylab delay. Slow cooldown foils move by crew. 2005 C. Mendelson Laundry i. v. 89 Permanent-press and wrinkle-resistant clothes..may wrinkle if left to sit in the dryer, and they may even do so if they are only slightly warm after the cool-down. 2. Sport. A period of moderate physical activity such as walking or jogging, conducted after vigorous exercise in order to reduce the chance of injury. Cf. cool v.¹ 6. ΚΠ 1976 Los Angeles Times 2 Sept. (West Side section) 10/2 [The exercise sessions] end with a cool-down period which allows the cardiovascular system to return to a resting state. 1981 J. Fonda Workout Bk. 63 There should be a cool-down at the end of the class. 2004 Runner's World Oct. 30/1 Jog for seven to eight minutes as a warmup, and the same for the cooldown. This is a new entry (OED Third Edition, December 2008; most recently modified version published online March 2022). < n.1914
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