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单词 primacord
释义

Primacordn.

Brit. /ˈprʌɪməkɔːd/, U.S. /ˈpraɪməˌkɔrd/
Forms: also with lower-case initial.
Origin: Formed within English, by compounding. Etymons: primer n.2, cord n.1
Etymology: < primer n.2 + cord n.1, with arbitrary respelling of the first element.
A proprietary name for: a type of detonating cord consisting of a core of high explosive enclosed in a sheath usually of textile.
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society > armed hostility > military equipment > weapon > missile > ammunition for firearms > [noun] > bullet or shell > shell > fuse
fuse1647
fusee1704
fuzze1802
nose-fuse1888
cheesa stick1906
device1931
Primacord1937
time pencila1944
1937 Official Gaz. (U.S. Patent Office) 23 Feb. 699/2 Primacord. For detonating fuse. Claims use since Dec. 11, 1936.
1950 Chambers's Encycl. V. 538/1 Cordtex or Primacord..have in place of blackpowder a considerably thicker core of a sensitive detonating explosive PETN (pentaerythritol tetranitrate).
1987 B. Bova Millennium 185 We've got primacord and thermite from the engineering section.
1999 Offshore (Nexis) Mar. 120 Cutters are traditionally made using a copper cone enclosed in..aluminum with a primacord, which ignites the explosive and forces the copper outwards to cut the pipe.
This entry has been updated (OED Third Edition, June 2007; most recently modified version published online March 2022).
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n.1937
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