单词 | excitability |
释义 | excitabilityn. 1. The quality of being excitable, liability or tendency to excitement; in plural excitable feelings. ΘΚΠ the mind > emotion > excitement > excitability of temperament > [noun] suscitability1612 fieriness1625 heat1689 inflammability1787 excitability1797 mobility1824 inflammableness1830 excitableness1875 gustiness1901 1797–1803 J. Foster Jrnl. in Life & Corr. J. Foster (1846) I. 187 Excitement is excitability too. 1841 T. Carlyle On Heroes iii. 141 I fancy, the rigorous earnest man, with his keen excitabilities, was not altogether easy to make happy. 1863 ‘G. Eliot’ Romola III. vi. 60 Romola..shrank..from the shrill excitability of those illuminated women. 2. Physiology. Of an animal or vegetable organ or tissue: The capacity of being excited to its characteristic activity by the action of a specific stimulus. (In the Brunonian physiology excitability or incitability was regarded as the essential principle of vitality; the earlier quots. refer more or less to this theory.) ΘΚΠ the world > life > biology > biological processes > stimulation > [noun] > stimulability or irritability irritability1755 excitability1788 vital contractility1830 reactivity1888 stimulability1975 1788 J. Brown tr. Elements Med. §14 The property, by which both sets of powers act, should be named Excitability; and the powers themselves Exciting Powers. 1800 E. Darwin Phytologia xiv. i. 316 The buds of vegetables..possess irritability, and sensibility, and voluntarity, and have associations of motion... But..the three latter kinds of excitability are possessed in a so much less degree by vegetable buds. 1802 Med. & Physical Jrnl. 8 333 Opium acts primarily on the living principle, or, as he terms it, excitability of the system. 1807 J. E. Smith Introd. Physiol. & Systematical Bot. 65 In forced plants the irritability, or..excitability, is exhausted. 1825 S. T. Coleridge Aids Refl. 41 Pleasure..consists in the harmony between the specific excitability of a living creature, and the exciting causes correspondent thereto. 1854 J. S. Bushnan in J. Wylde Circle of Sci. (c1865) II. 3/1 The chemical laws are brought into operation by the agency of an organic excitability. 1866 T. H. Huxley Lessons Elem. Physiol. (1872) ix. 220 The excitability of the retina is readily exhausted. This entry has not yet been fully updated (first published 1894; most recently modified version published online September 2021). < n.1788 |
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