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单词 sub-shelf
释义

sub-shelfn.adj.

Brit. /ˈsʌbˌʃɛlf/, U.S. /ˈsəbˌʃɛlf/
Origin: Formed within English, by derivation. Etymons: sub- prefix, shelf n.1
Etymology: < sub- prefix + shelf n.1
A. n.
A shelf (shelf n.1 1a) situated below another shelf or surface.
ΘΚΠ
society > inhabiting and dwelling > inhabited place > a building > furniture and fittings > stand > [noun] > shelf > specific type
manteltree1572
bookshelf1648
chimney-mantle1663
chimney-piece1680
mantel1742
mantelpiece1767
brace1806
mantelshelf1828
mantel-place1842
mantelboard?1881
sub-shelf1889
rick1901
fireboard1907
brace-piece-
bracket-shelf-
1889 Internat. Ann. Anthonys Photogr. Bull. 415 Ten inches below the sub-shelf is a sink.
1917 E. Ferber Fanny Herself xv. 256 The table was the kind that has a sub-shelf. It prevented Fanny from crossing her legs under it.
1955 Charleston (W. Va.) Daily Mail 25 Sept. (Parade) 16 Supporting strips are bolted to cleats, slip into notch at corner of sub-shelf.
2002 M. Rodriguez Building Fireplace Mantels (new ed.) 35 (caption) Dotted line indicates outline of ½″-thick sub-shelf, set 1½″ in from edge of ¾″ top shelf.
B. adj.
attributive. Geology and Oceanography. Situated or occurring beneath a continental shelf or ice shelf.
ΚΠ
1958 Micropaleontology 4 81/2 On the basis of their foraminiferal faunas, the sands, silts, and clays of this Miocene formation are considered to be of outer-shelf and partly of sub-shelf type.
1970 Marine Geol. 9 355 (title) Magnetic anomalies and the sub-shelf geologic structure off the Bombay coast.
2006 S. J. Marshall in P. G. Knight Glacier Sci. & Environmental Change xxxii. 166/2 Melt (or accretion) rates are controlled by ocean water temperature, density and subshelf bathymetry.
This entry has been updated (OED Third Edition, June 2012; most recently modified version published online March 2022).
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n.adj.1889
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