单词 | sun wheel |
释义 | sun wheeln.ΘΚΠ the world > matter > light > firework > [noun] > rotating or Catherine wheel firewheel1607 wheel1629 sun1741 sun wheel1749 Catherine wheel1761 pinwheel1765 spur-fire1765 cartwheel1840 1749 Whitehall Evening-post 7–9 Feb. 15 Pumps to change into 15 Fountains; 3 Balloons; and three Sun Wheels. 1788 Gazetteer & New Daily Advertiser 21 May His Sun-wheel, which changes to a Comet. 1872 Huddersfield Chron. 25 May 7/2 This piece commenced with a large centre wheel of coloured fires, mutating into six sun-wheels, with centres of various colours. 1907 E. S. Hunt Weymouth Ways v. 161 Mr. Banfield showed me a little firework called a sun-wheel. 2. a. In a clock with a dial showing the movements of the sun and moon: the wheel controlling the motion of the image of the sun. rare. Now historical.Used only with reference to a clock designed by James Ferguson (1710–76). ΘΚΠ the world > space > shape > curvature > roundness > [noun] > circularity > a circle > circle representing sun or moon moonc1385 sun wheel1773 1773 J. Ferguson Select Mech. Exercises 32 This wheel of 24 teeth turns a wheel of 73, loose on the hollow axis of the Sun-wheel of 61. 1867 E. Henderson Life James Ferguson 122 (note) On the top of the hollow axis of the Sun wheel, of 57 teeth, is made fast a small bevel wheel B of 20 teeth. 1978 H. C. King Geared to Stars xi. 193/2 This device then advanced and retarded the sun-wheel relative to the star-plate. b. The central gear of an epicyclic or planetary gearing; = sun gear n. at sun n.1 Compounds 5a. Cf. sun-and-planet adj. at sun n.1 Compounds 5a. ΘΚΠ society > occupation and work > equipment > machine > parts of machines > wheel > [noun] > cog or gear > with axis rotating around another > sun sun wheel1800 sun gear1864 1800 Repertory Arts & Manuf. 12 83 That gudgeon next the register..works in the centre of a fixed or sun wheel A, which, by the machine revolving, gives motion to the planet wheel C. 1827 J. Farey Treat. Steam Engine i. vi. 449 The link causes the centre of the planet-wheel to travel in a circular orbit..when it revolves round the sun-wheel. 1912 R. W. A. Brewer Motor Car Constr. xii. 154 If one sun wheel is held, the whole of the with their star piece move bodily in a circle when the other sun wheel is revolved. 1965 Daily Mail 28 Oct. 7/3 If we convert the reverse wheel into a sun wheel (stationary wheel) by introducing a brake band, we'll get an intermediate gear ratio and three speeds. 2012 M. H. Tooley & L. Dingle Engin. Sci. x. 193/2 An epicyclic gear train..has a sun wheel..with 80 teeth. 3. Chiefly Archaeology. A figure resembling a wheel, with arms or spokes radiating outward from the centre (often forming an equilateral cross), thought to be ancient symbol for the sun. Cf. sun circle n. (b) at sun n.1 Compounds 5a, sun cross n. at sun n.1 Compounds 5a. ΘΚΠ society > communication > representation > a plastic or graphic representation > [noun] > representation of specific things lion?a1366 serpent1388 ray1461 falcon1525 arrow1548 spread eagle1550 hand in hand1583 tortoise1648 turban1687 mouthpiece1832 sun wheel1865 society > communication > representation > physical representation of abstraction > symbolizing > [noun] > a symbol > specific symbols > others Samian letter1616 A1651 Tetragrammaton1656 arrow1744 arrowhead1832 wind1847 scarlet letter1850 sun wheel1865 sacred axe1866 rising sun1868 crow's foot1871 Easter rabbit1881 hexagram1882 sun sign1882 Easter bunny1900 Staffordshire knot1908 sinsigna1914 tectiform1921 padma1954 smiley face1957 happy face1971 lexigram1973 emoticon1988 smiley1989 1865 Numismatic Chron. New Ser. 5 316 The cross of the sun-wheel ⊕ occurs on the Gaulish and British coins. 1937 Ars Islamica 4 389 The sun wheel with its four, six, or eight spokes symbolizes also the cosmic course of the year. 1973 T. Pynchon Gravity's Rainbow i. 100 The symbol used is a rude mandala, a red circle with a thick black cross inside, recognizable as the ancient sun-wheel from which tradition says the swastika was broken. 2009 Guardian (Nexis) 14 Feb. (Travel section) 3 On a recent visit, I encountered a pagan sun-wheel, drawn in the grit of the floor, just where the altar should be. ΚΠ 1910 J. MacIntosh Poets of Ayrshire 138 The horsemen were ready the sun-wheels to move And carry thee hence to the Kingdom of Love. This entry has been updated (OED Third Edition, January 2018; most recently modified version published online March 2022). < n.1749 |
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