high-impactadj.

Brit.

/ˌhʌɪˈɪmpakt/, U.S.

/ˌhaɪˈɪmˌpæk(t)/

Origin: Formed within English, by compounding. Etymons: high adj., impact n.

Etymology: < high adj. + impact n. Compare later low-impact adj.

(chiefly attributive).

1. Esp. of plastic or a plastic product: capable of withstanding a severe physical impact (impact n. a) without breaking or fracturing.

ΚΠ

1942 N.Y. Times 14 July 32/1 High-impact phenolic compounds are being used by the Aviation Ordnance section for aircraft signals.

1959 Times 15 May 21/3 Our high impact grades of both powders and sheet [of polystyrene] have been well received.

1976 Sci. Amer. Feb. 19/2 (advt.) The instrument is housed in a tough, high-impact polycarbonate case.

2006 Times (Nexis) 28 Dec. 5 Whitewater kayaks are generally made out of rigid, high-impact plastic, usually polyethylene.

a. That causes or involves a great impact (literal and figurative); that has a great effect, or makes a strong impression.

ΚΠ

1958 High School Jrnl. 41 203 It [sc. television] is an instrument of intense-focus, high-impact communication.

1968 Proc. Internat. Electron Devices Meeting (IEEE) 88 A 20-watt, s-band travelling-wave tube developed for use where critical data must be transmitted during or after exposure to high-impact shock loading.

1989 Internat. Business Week 21 Aug. 27/2 With a bigger budget, the CFTC could..start working on high-impact cases.

1992 Canad. Geographic Mar. 69/2 The science here is regarded as first-rate, high-impact and relevant.

2001 Cosmopolitan Dec. 218/2 Strategically placed shimmer—on your lids, cheeks, and collarbone—serves up a high-impact entrance with the least effort possible.

b. Designating or relating to forms of physical exercise (such as aerobics, jogging, etc.) which place a great deal of stress on the body, typically as a result of the feet landing on the ground rapidly and repeatedly under one's body weight. Cf. low-impact adj. 2b.

ΘΚΠ

society > leisure > sport > types of sport or game > gymnastics > exercise > [adjective] > specific systems

callisthenic1826

callisthenical1831

Sandow1898

Muller's exercises1910

aerobic1942

anaerobic1942

cardio1972

survival1972

high-impact1984

low-impact1985

1984 San Diego Union-Tribune (Nexis) 2 Mar. f1 There is scientific data that shows some forms of cartilage- and joint-strengthening exercise may forestall arthritis, just as some forms of high-impact exercises may invite it.

1992 Future Fitness UK May 89/1 Low Impact cassettes can be pitched up to a High Impact speed, and pitched down for Step.

1999 Health & Fitness Oct. 60/1 Research shows that short bouts of high-impact exercises, such as jumping and jogging, executed correctly, provide useful bone-loading jolts to the hip and spine on landing.

2011 W. Wong et al. in M. DePalma iSpine xlvii. 472 High stress physical activity such as high-impact aerobics, running, and weight lifting are also very effective at building and maintaining bone mineral density.

This entry has been updated (OED Third Edition, September 2014; most recently modified version published online March 2022).

单词	high-impact
释义	high-impactadj. Brit. /ˌhʌɪˈɪmpakt/, U.S. /ˌhaɪˈɪmˌpæk(t)/ Origin: Formed within English, by compounding. Etymons: high adj., impact n. Etymology: < high adj. + impact n. Compare later low-impact adj. (chiefly attributive). 1. Esp. of plastic or a plastic product: capable of withstanding a severe physical impact (impact n. a) without breaking or fracturing. ΚΠ 1942 N.Y. Times 14 July 32/1 High-impact phenolic compounds are being used by the Aviation Ordnance section for aircraft signals. 1959 Times 15 May 21/3 Our high impact grades of both powders and sheet [of polystyrene] have been well received. 1976 Sci. Amer. Feb. 19/2 (advt.) The instrument is housed in a tough, high-impact polycarbonate case. 2006 Times (Nexis) 28 Dec. 5 Whitewater kayaks are generally made out of rigid, high-impact plastic, usually polyethylene. 2. a. That causes or involves a great impact (literal and figurative); that has a great effect, or makes a strong impression. ΚΠ 1958 High School Jrnl. 41 203 It [sc. television] is an instrument of intense-focus, high-impact communication. 1968 Proc. Internat. Electron Devices Meeting (IEEE) 88 A 20-watt, s-band travelling-wave tube developed for use where critical data must be transmitted during or after exposure to high-impact shock loading. 1989 Internat. Business Week 21 Aug. 27/2 With a bigger budget, the CFTC could..start working on high-impact cases. 1992 Canad. Geographic Mar. 69/2 The science here is regarded as first-rate, high-impact and relevant. 2001 Cosmopolitan Dec. 218/2 Strategically placed shimmer—on your lids, cheeks, and collarbone—serves up a high-impact entrance with the least effort possible. b. Designating or relating to forms of physical exercise (such as aerobics, jogging, etc.) which place a great deal of stress on the body, typically as a result of the feet landing on the ground rapidly and repeatedly under one's body weight. Cf. low-impact adj. 2b. ΘΚΠ society > leisure > sport > types of sport or game > gymnastics > exercise > [adjective] > specific systems callisthenic1826 callisthenical1831 Sandow1898 Muller's exercises1910 aerobic1942 anaerobic1942 cardio1972 survival1972 high-impact1984 low-impact1985 1984 San Diego Union-Tribune (Nexis) 2 Mar. f1 There is scientific data that shows some forms of cartilage- and joint-strengthening exercise may forestall arthritis, just as some forms of high-impact exercises may invite it. 1992 Future Fitness UK May 89/1 Low Impact cassettes can be pitched up to a High Impact speed, and pitched down for Step. 1999 Health & Fitness Oct. 60/1 Research shows that short bouts of high-impact exercises, such as jumping and jogging, executed correctly, provide useful bone-loading jolts to the hip and spine on landing. 2011 W. Wong et al. in M. DePalma iSpine xlvii. 472 High stress physical activity such as high-impact aerobics, running, and weight lifting are also very effective at building and maintaining bone mineral density. This entry has been updated (OED Third Edition, September 2014; most recently modified version published online March 2022). < adj.1942
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