单词 | incoherent |
释义 | incoherentadj.n. A. adj. Not coherent. 1. a. Without physical coherence or cohesion; consisting of parts which do not stick or cling together; unconnected, disjoined, loose. ΘΚΠ the world > matter > constitution of matter > lack of density > [adjective] > loose texture > lacking cohesion slackc1440 running1598 incoherent1695 incohering1713 shaken1747 incohesive1881 1695 J. Woodward Ess. Nat. Hist. Earth 110 Matter which was..lax, incoherent, and in form of Earth, or of Sand. 1756 C. Lucas Ess. Waters i. 40 Various earths..void of humidity are but loose, light, and incoherent dust. 1811 J. Pinkerton Petralogy I. 340 Entire mountains of serpentine and ollite, which were only heaps of incoherent blocks. 1859 R. I. Murchison Siluria (new ed.) iv. 78 A mass of..incoherent slaty schists. b. transferred and figurative. ΘΚΠ the world > relative properties > wholeness > mutual relation of parts to whole > separation > [adjective] > disjoining or disconnecting > not joined, united, or connected uncoupled1377 unjoined1538 unclosed1551 unknitting1587 ununited1587 unknit1603 incommunicated1646 discontiguous1656 incontiguous1660 open1686 inconnected1742 disconnected1751 incoherent1768 uncemented1783 unconnected1829 disaffiliated1839 disconnect1845 inarticulate1852 unarticulated1861 ununified1862 1768 E. Burke Corr. (1844) I. 161 He spoke of the ministry as a strange incoherent composition, that certainly would not stand. 1850 G. Grote Hist. Greece VII. ii. lvii. 164 The incoherent mixture of races. 1884 H. Spencer in Pop. Sc. Monthly XXIV. 730 A comparatively small body of officials, coherent,..and acting under central authority, has an immense advantage over an incoherent public which has no settled policy. 2. Of abstract things (as schemes, actions, etc.): Consisting of or forming a group or series of incongruous parts; not connected or unified by any general principle or characteristic; inconsistent, uncoordinated. ΘΚΠ the world > relative properties > order > disorder > disharmony or incongruity > [adjective] > not brought into harmony > not properly put together uncomposed1598 incoherenta1631 incondite1634 incomposite1880 pockety1920 a1631 J. Donne Serm. (1954) VII. 115 But hath lost his soule so long agoe, in rusty, and in incoherent sins, (not sins that produced one another, as in Davids case..). 1732 G. Berkeley Alciphron I. iii. xi. 185 An incoherent, fortuitous System, governed by Chance. 1871 E. B. Tylor Primitive Culture I. 2 They affirm, with Aristotle, that nature is not full of incoherent episodes, like a bad tragedy. 3. a. Of thought and mental phenomena, language, literary compositions, etc.: Without logical connection or natural sequence of ideas; inconsistent, rambling, disjointed. ΘΚΠ the mind > mental capacity > intelligibility > absence of meaning > [adjective] > incoherent riota1400 uncoherent1588 incoherent1632 inchoate1922 1632 R. Sanderson 12 Serm. 467 Whose discourse should be incohærent and vnjoynted. 1709 R. Steele Tatler No. 60. ⁋7 This incoherent Stuff was answer'd by a tender Sigh. 1791 A. Radcliffe Romance of Forest I. i. 27 Sometimes she muttered an incoherent sentence. 1839 T. Keightley Hist. Eng. II. 25 She used to utter much incoherent rhapsody. b. Characterized or marked by incoherency of thought or expression. ΚΠ 1803 J. Porter Thaddeus of Warsaw (1831) i. 5 His voice was hurried and incoherent. 1845 T. Archer Mem. & Disc. 287 Listen to that preacher, unrhetorical, incoherent, ungrammatical. 1874 H. Maudsley Respons. in Mental Dis. vii. 245 Sometimes..there was an attack of incoherent and furious mania. 4. Incapable of cohering or coalescing; naturally different; incompatible, incongruous. ΘΚΠ the world > relative properties > order > disorder > disharmony or incongruity > [adjective] > incompatible repugnantc1443 unsufferablea1586 insociable1591 incompatible1592 incompossible1605 unsociable1611 irreconciliable1615 incompliable1625 uncompliable1626 incompassible1630 incompatible1641 incompatible1641 inconsistent1656 incoherent1704 exclusivea1716 incombining1738 unassociable1816 inconjoinable1844 1643 J. Milton Doctr. Divorce 18 To force a mixture of minds that cannot unite, & to sowe the furrow of mans nativity with seed of two incoherent and uncombining dispositions. 1704 J. Swift Full Acct. Battel between Bks. in Tale of Tub 268 His Armor was patch'd up of a thousand incoherent Pieces. 1708 W. King Art of Cookery 1 Hence Mack'rel seem delightful to the Eyes, Tho' drest with incoherent Gooseberries. 5. Physics. Producing, involving, or consisting of waves that have no definite or stable phase relationship with one another. ΘΚΠ the world > matter > physics > mechanics > types of motion > [adjective] > types of wave generally sinusoidal1878 incoherent1929 1929 A. Sommerfeld Lect. Wave Mech. vi. 91 In addition to secondary radiations of the same frequency as the incident light, we have also radiations of altered frequency... These modified radiations bear obviously no phase relationship with the exciting radiation, and might therefore be described as ‘incoherent radiations’. 1953 C. E. Hall Introd. Electron Microsc. vii. 155 If two incoherent sources are observed with a microscope, the intensity at the image plane is the sum of the intensities from each one taken separately. 1959 M. Born & E. Wolf Princ. Optics vii. 255 In beams from different sources, the fluctuations are completely uncorrelated, and the beams are said to be mutually incoherent. 1959 M. Born & E. Wolf Princ. Optics x. 506 The light vibrations arising from different elements of the source may be assumed to be statistically independent (mutually incoherent), and of zero mean value. 1966 McGraw-Hill Encycl. Sci. & Technol. (rev. ed.) XII. 57/2 It is also useful to distinguish between coherent and incoherent scattering; the distinction is made on the basis of the ability of the scattered wave to interfere with the incident one. Inelastic scattering is always incoherent. B. n. That which is incoherent. rare. ΘΚΠ the world > relative properties > order > disorder > disharmony or incongruity > [noun] > inconsistency or contradiction > one who or that which is inconsistent paradoxa1625 incoherent1823 1823 T. G. Wainewright Ess. & Crit. (1880) 319 Perceptions..of coherents in incoherents. This entry has not yet been fully updated (first published 1900; most recently modified version published online December 2020). < adj.n.a1631 |
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