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单词 pound-lock
释义

pound-lockn.

Brit. /ˈpaʊn(d)lɒk/, U.S. /ˈpaʊn(d)ˌlɑk/
Origin: Formed within English, by compounding. Etymons: pound n.2, lock n.2
Etymology: < pound n.2 + lock n.2 Compare pond-lock n. at pond n. Compounds 2.
Now chiefly historical.
A lock on a canal or river with a gate and a sluice or valve at each end. Cf. lock n.2 11a, pound n.2 4(b).
ΘΚΠ
the world > the earth > water > lake > pool > [noun] > artificially confined water > contrivance for impounding water > gate, lock, or sluice
hatchOE
clowa1250
lock1261
water lock1261
sluice1340
water gate1390
sewer-gate1402
spay1415
floodgatec1440
shuttlec1440
spayer1450
gate1496
falling gate1524
spoye1528
gote1531
penstock1542
ventil1570
drawgate1587
flood-hatch1587
turnpike1623
slaker1664
lock gate1677
hatchway1705
flash1768
turnpike-lock1771
sluice-gate1781
pound-lock1783
stop-gate1790
buck gate1791
slacker1797
aboiteau1802
koker1814
guard-lock1815
falling sluice1819
lasher1840
fender1847
tailgate1875
weir-hatch1875
wicket1875
1783 Rules, Orders, etc. Thames 13 Any of the pound-locks, lock tackle, weirs, bricks, winches.
1793 Rep. Comm. House Comm. (1803) XIV. 233 Between Day's and Sutton Locks there requires a stop or pound lock at or near Clifton Ferry.
a1844 P. Nicholson Encycl. Archit. II. 109/1 The term lock, or pound-lock, more particularly denotes a contrivance, consisting of two gates, or two pairs of gates, called the lock-gates, and a chamber between them, in which the surface of the water may be made to coincide with that of the upper or lower canal, according as the upper or lower gates are opened.
1866 Sat. Rev. 21 Apr. 472/1 A century has witnessed the construction of the entire navigation of the Thames by pound-locks.
1879 Edinb. Rev. 150 447 In these side cuts the pound lock was introduced, with side weirs to enable the floods to escape.
1891 W. Morris News from Nowhere xxv. 190 We were at the lock in a very little time; and as we lay rising and rising on the in-coming water, I could not help wondering that my old friend the pound-lock, and that of the very simplest and most rural kind, should hold its place there.
1944 Econ. Hist. Rev. 14 172 Before the introduction of the canal-type or pound-lock into England, barges were worked through the weirs by a gap made by removing certain of the timbers.
1997 Oxoniensia 61 313 The Commission installed the first poundlocks on the river: the Swift Ditch near Abingdon and at Sandford and Iffley.
This entry has been updated (OED Third Edition, December 2006; most recently modified version published online June 2022).
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n.1783
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