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单词 valved
释义

valvedadj.

Brit. /valvd/, U.S. /vælvd/
Etymology: < valve n.1
1. With limiting terms:
a. Of a door: Having (so many) leaves. rare.
ΘΚΠ
society > inhabiting and dwelling > inhabited place > a building > parts of building > window or door > types of door > [adjective]
leaved1560
valved1676
bivalve1677
hinge-bound1842
1676 T. Hobbes tr. Homer Iliads 375 In the pale a high two-valved door For chars and waggons to go in and out.
b. Botany, etc. Having (so many) valves.See also two-valved adj. at two adj., n., and adv. Compounds 1b(a).
ΘΚΠ
the world > plants > part of plant > reproductive part(s) > seed > seed-vessel or pericarp > [adjective] > having or between divisions or sections
bivalve1737
valved?1768
trivalvular1785
multivalve1793
univalvular1793
univalved1823
bivalvular1830
intervalvular1830
bivalved1852
?1768–9 Encycl. Brit. (1771) I. 637/2 Siliqua, is a double-valved pericarpium.
1796 W. Withering Arrangem. Brit. Plants (ed. 3) III. 867 Capsule 4-valved: seeds roundish.
1831 J. F. South tr. A. W. Otto Pathol. Anat. 74 There are some which..live for protection..even in the double-valved muscles.
1847 W. E. Steele Handbk. Field Bot. 73 Fruit mostly a dry or fleshy capsule, 1 or many-celled and valved.
2. Provided with a valve or valves, in various senses. Also figurative.
ΘΚΠ
the world > plants > part of plant > reproductive part(s) > flower or part containing reproductive organs > [adjective] > having or relating to parts > of or having petals > having other parts (of petal)
valved1793
society > occupation and work > equipment > machine > parts of machines > control(s) > [adjective] > provided with a valve
valved1842
society > leisure > the arts > music > musical instrument > wind instrument > brass instruments > [adjective] > valved
valved1856
the world > life > biology > physical aspects or shapes > specific areas or structures > [adjective] > closure
valvular1866
valvulate1888
valved1899
valvar1955
1793 T. Martyn Lang. Bot. sig. Xv Valvatum petalum, a valved petal.
1842 G. W. Francis Dict. Arts Valved, any thing that opens upon hinges or to which a valve of any kind is attached.
1852 T. Ross tr. A. von Humboldt Personal Narr. Trav. Amer. I. i. 12 We made several experiments by means of a valved thermo~metrical sounding lead, on the temperature of the ocean.
1856 M. C. Clarke tr. H. Berlioz Treat. Mod. Instrumentation 146/2 Valved trumpets,—called so on account of a movable valve similar to that of the trombone, and which is moved by the right hand,—are adapted to produce the truest intervals.
1873 Routledge's Young Gentleman's Mag. Feb. 170/1 A complete set of valved instruments, consisting chiefly of cornets, clavicors, and trombones.
1899 T. C. Allbutt et al. Syst. Med. VII. 254 The blood is returned to the heart by means of muscular movements acting on the valved veins.
1923 D. H. Lawrence Birds, Beasts & Flowers (N.Y. ed.) 19 To me, all faces are dark All lips are dusky and valved.
1927 Bull. U.S. National Mus. No. 136. 51 A valved trumpet marked ‘alto B flat’... It has three rotary valves.
1970 J. Earl How to choose Tuners & Amplifiers 7 This book is concerned essentially with transistored equipment, for the days of the valved amplifiers and tuners have now gone for ever.
This entry has not yet been fully updated (first published 1916; most recently modified version published online December 2021).
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adj.1676
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