单词 | wiggler |
释义 | wigglern. 1. Something that ‘wiggles’; applied esp. to the larva of a mosquito. ΘΚΠ the world > animals > by locomotion > [noun] > that wriggles wiggler1859 scriggler1895 the world > animals > invertebrates > phylum Arthropoda > class Insecta > order Diptera or flies > [noun] > suborder Nematocera > family Culicidae > member of (gnat or mosquito) > aquatic larva of wiggle1831 wiggletail1855 tumbler1858 wiggler1859 the world > movement > motion in specific manner > alternating or reciprocating motion > oscillation > [noun] > wagging > lightly > that which wiggler1895 1859 J. R. Bartlett Dict. Americanisms (ed. 2) 492 Waggletail, the larva of the mosquito, etc.; also called a wiggler. 1895 Outing 26 375/2 We..took..a box of worms,..for without one squirming wiggler the Madame would not have secured her bass. 1938 J. Steinbeck Long Valley 186 The mosquito wigglers tumbling up and down, end over end, in the water. 1969 K. M. Wells Owl Pen Reader iv. 365 In a month or two this bog hole will be full of wigglers. 2. Physics. A magnet designed to make a beam of particles in an accelerator describe a sinusoidal path in order to increase the amount of radiation they produce. Frequently attributive. ΘΚΠ the world > matter > physics > atomic physics > particle physics > particle accelerator > [noun] > devices in accelerators stripper1959 buncher1962 laddertron1972 wiggler1974 1974 IEEE Trans. Nucl. Sci. 20 984/1 This proposal projects the installation of many additional beam runs and ‘wiggler’ magnets. 1981 Science 16 Oct. 316/2 A wiggler is a special magnet that fits into one of the straight sections of a storage ring between the bending magnets. The wiggler bends the electrons into a sine wave-shaped path whose local radius of curvature is smaller than that of the smooth circular arc of the bending magnets. This entry has not yet been fully updated (first published 1986; most recently modified version published online December 2021). < n.1859 |
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