| 释义 |
gnomonic, a. and n.|nəʊˈmɒnɪk|
Also 7 gnomonicke, -ique.
[ad. L. gnōmonic-us (F. gnomonique), a. Gr. γνωµονικός, f. γνώµων gnomon.]
A. adj.
1. Pertaining to the gnomon or sun-dial, or to the measuring of time, etc. by means of this. gnomonic column (see quot. 1727–41).
1601Holland Pliny I. 35 The Gnomonicke art. 1672Phil. Trans. VII. 5151 The whole Science Gnomonique. 1688Boyle Final Causes Nat. Things iv. 154 [He] may have given him a Dial furnish'd with a Magnetic Needle, rather than an Ordinary Gnomonic [Wks. 1744 IV. 539/1 gnomical] Dial. 1727–41Chambers Cycl. s.v. Column, Gnomonic Column, a cylinder, whereon the hour of the day is represented by the shadow of a style. 1837Fraser's Mag. XVI. 632 The gnomonic phenomena of the year of complete days recurred at the interval of this cycle.
b. gnomonic projection. (See quot. 1866.)
The principle of gnomonic projection is especially used in the construction of star maps.
1706W. Jones Syn. Palmar. Matheseos A iv b, With the Laws of the..Gnomonic Projection of the Sphere. 1858(title) Stanford's Maps of the Paths of Comets..drawn by J. Breen on six maps on the gnomonic projection. 1866Proctor Handbk. Stars 16 The first point we meet with suitable for a centre of projection is the centre of the sphere. A projection having this point as centre is called gnomonic from its relation to the art of dialling.
2. transf. in nonce-uses.
a. That indicates like a gnomon.
b. Resembling a gnomon (cf. gnomon 1 c).
1809–10Coleridge Friend (1818) III. 79 Spurzheim's Cranioscopy (a scheme, the indicative or gnomonic parts of which have a stronger support in facts than the theory in reason or common sense). 1859L. F. Simpson Handbk. Dining xi. (1865) 111 M. H. R. turned his gnomonic nose to the west.
¶3. ? Misused for gnomic a. (But cf. gnomon 4.)
1706Phillips (ed. Kersey) Gnomonick, full of Sentences, as the Gnomonick Poets, Writers of Sententious Verses. 1874H. R. Reynolds John Bapt. i. §1. 6 The Jewish sages..made use of apologues, and uttered gnomonic sayings. 1884Ch. Times 569/1 It is easy to fish a gnomonic saying out of the voluminous writings of the Fathers.
B. n.
1. Pl. gnomonics (rarely sing. gnomonic = L. gnōmonica, -icē, Gr. γνωµονική): the art of dialling. Obs. exc. Hist.
1656–81Blount Glossogr., Gnomonick, the art of Dyalling; consisting in the knowledge of the scituation, lying or measure of any place or Country. 1677Plot Oxfordsh. 269 The Cylindrical Dyal in Corpus Christi College Quadrangle..is a fine old piece of Gnomonicks. 1727–41Chambers Cycl., Gnomonica..or Gnomonicks, the art of dialling; or of drawing sun and moon dials, etc., on any given plane. 1792T. Taylor Proclus I. 79 One part of this [astrology] is gnomonics, which is exercised in settling the dimension of the horary gnomons. 1837[see dialling 1]. 1876Fox Bourne Locke I. ii. 56 He lectured..also on optics and gnomonics.
¶ †2. A gnomic verse. Obs. rare—1. (Cf. A. 3.)
1688Ogilby tr. Magaillan's Hist. China 96 There are also several Gnomonics or Verses containing Precepts, which are sung at their Funerals. |