| 单词 | valvular | 
| 释义 | valvularadj. 1.  Having the form or function of a valve; composed or consisting of valves. Chiefly Anatomy and Botany. ΘΚΠ the world > plants > part of plant > part defined by form or function > 			[adjective]		 > having form or function of a valve valvular1793 valvar1831 the world > life > biology > physical aspects or shapes > specific areas or structures > 			[adjective]		 > closure > forming valvular1793 (a)(b)1829    J. Lindley Synopsis Brit. Flora 54  				Sepals 4–5, with a valvular æstivation.1830    J. Lindley Introd. Nat. Syst. Bot. 141  				The calyx is valvular, and the petals only 2.1870    J. D. Hooker Student's Flora Brit. Islands 298  				Ovary superior. Capsule valvular.(c)1876    J. J. G. Wilkinson On Human Sci. 67  				The gates of science are valvular, and open from above downwards, but cannot be opened from below upwards. 1793    M. Baillie Morbid Anat. ii. 26  				The valvular apparatus between the auricles and ventricles, is also occasionally thickened. 1793    M. Baillie Morbid Anat. v. 66  				The œsophagus necessarily acquired a valvular communication with it. 1843    J. J. G. Wilkinson tr.  E. Swedenborg Animal Kingdom I. ii. 68  				Among these glands..we observe a great number of transparent vessels, with valvular divisions. 1876    T. Bryant Pract. Surg. 		(ed. 2)	 I. i. 25  				It may appear as a direct opening, a valvular opening, a depressed or raised one.  2.  Furnished with a valve or valves. ΘΚΠ the world > life > biology > physical aspects or shapes > physical arrangement or condition > 			[adjective]		 > valvular or valvar valvular1808 valvar1831 1808    J. Barclay Muscular Motions 233  				Valvular veins, when divided across, require a ligature only at the orifice which points towards the heart.  3.  Of or pertaining to a valve or valves. ΘΚΠ the world > life > biology > physical aspects or shapes > specific areas or structures > 			[adjective]		 > closure valvular1866 valvulate1888 valved1899 valvar1955 1866    A. Flint Treat. Princ. Med. 279  				The structural lesions relate, in the first place, to the valves and orifices of the heart. These are known commonly as valvular lesions. 1876    J. S. Bristowe Treat. Theory & Pract. Med.  ii. iv. 492  				Valvular defects may be of two kinds; they may be obstructive..; or they may be such as to admit of regurgitation. 1881    Med. Temp. Jrnl. 48 209  				Valvular disease of the heart. This entry has not yet been fully updated (first published 1916; most recently modified version published online December 2021). > see alsoalso refers to : -valvularcomb. form < see also | 
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