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单词 riprapping
释义

riprappingn.

Brit. /ˈrɪpˌrapɪŋ/, U.S. /ˈrɪpˌræpɪŋ/
Origin: Formed within English, by derivation. Etymons: riprap n., -ing suffix1; riprap v., -ing suffix1.
Etymology: Partly < riprap n. + -ing suffix1, and partly < riprap v. + -ing suffix1.
Chiefly North American (originally U.S.).
The action or process of providing a structure with a foundation of stones (loose or cemented), or of covering a surface with such material; (also) the material itself.
ΘΚΠ
society > occupation and work > industry > earth-moving, etc. > [noun] > other specific processes
shovellingc1440
brooking1610
resoiling1839
riprapping1839
misering1842
back-filling1901
cut-and-fill1904
bulldozing1937
1839 Ann. Rep. Board Public Wks. Va. 1 Nov. 494 The canal is protected against abrasion from the river, generally, by paving or riprapping, and when indispensable, by perpendicular walls.
1884 Harper's Mag. Sept. 504/1 Cliff ledges..[are] connected one terrace above by the other, by..a natural riprapping of fallen fragments.
1910 Rep. Supreme Court Missouri 226 388 The evidence tended to show that this riprapping of the bank..was done in 1870.
1945 Science 101 527/2 Conditions are adversely affected by canalization of rivers, construction of navigation and flood control dams, straightening and rip-rapping of river banks.
1995 BioScience 45 190/3 They suffer obvious and severe morphological affronts such as channelization, bank protection (e.g., rip-rapping), and aggregate mining.
This entry has been updated (OED Third Edition, June 2010; most recently modified version published online March 2022).
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n.1839
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