| 释义 |
heater|ˈhiːtə(r)|
[f. heat v. + -er1.]
1. a. A person or thing that heats; a heating agent.
a1500Medulla Gram., Ciniflo, a fyre blower, an yryn heter. 1638Rawley tr. Bacon's Life & Death (1650) 64 Heaters from without, during the assimilation after sleep. 1664Evelyn Kal. Hort. (1729) 228 Common Stoves, Pans of Charcoal, and other included Heaters. a1691Boyle Wks. V. 104 (R.) Camphire..is..a great heater of the blood. 1803Naval Chron. XV. 56 Cabin keepers, oakum boys, and pitch heaters. 1894Daily News 28 Dec. 2/6 The electric current..in its various capacities of a chemist, a heater, an illuminator, a messenger, and a power.
b. slang. A gun (see heat n. 12 b).
2. spec. The name of various contrivances for imparting heat.
a. A piece of iron, which is made hot and placed in a cavity in a box-iron, smoothing-iron, tea-urn, etc. b. An instrument used in encaustic painting for burning in the wax. c. A stove used for heating a room, lobby, or office. Also, a usual name for a domestic electric or gas fire. d. A vessel or other contrivance in which something is placed to be heated. e. A pan in which cane or maple juice is heated as part of the process in sugar manufacture.
1666in Essex Inst. Hist. Coll. XXV. 147 It. boxe Iron & heaters. 1744B. Franklin Acc. Fire-Places 27 You..may..warm the Flat-Irons, heat Heaters [etc.]. 1755–73Johnson, Heater, an iron made hot, and put into a box-iron, to smooth and plait linen. 1759Colebrooke in Phil. Trans. LI. 44 An ironing box, charged with an hot heater. 1807–26S. Cooper First Lines Surg. (ed. 5) 244 An apparatus, consisting of a stand, an iron heater on which the mercurial powder is thrown, and a tube for conducting the smoke to the part affected. 1848Wornum in Lect. Paint. 221 note, Burning in with a heater (cauterium) the ordinary wax colours. 1880Girl's Own Paper 13 Nov. 108/1 A box-iron with three heaters. 1883Harper's Mag. Dec. 45/2 A great heater, with its ample rotundity and glowing heart..stood there.
f. A triangular structure resembling in form the heater of a box-iron.
1797J. A. Graham Descr. Sk. Vermont 119 There are two arches..with a pier in the centre..with the addition of a heater, or triangular front. 1899Dickinson & Prevost Cumbld. Gloss. 379 Heater bit is the triangular piece of ground, generally grass-grown, at the junction of three roads; so called because of resemblance to the iron heater in a box-iron.
g. A device used for the indirect heating of the cathode of a thermionic valve.
1940Chambers's Techn. Dict. 407/2 Heater, the conductor carrying the current for heating an equipotential cathode, generally enclosed by the cathode. 1945Electronic Engin. XVII. 454 Radio receivers and other electronic devices may have the valve heaters connected in series.
h. A device used for heating the interior of a motor car. Also attrib. and Comb., as heater-demister, heater-fan.
1939–40Army & Navy Stores Catal. 266/1 Car heater... A robust and reliable heater. 1948Motor Man. (ed. 33) xii. 232 (heading) Car heaters. The use of car heaters has spread in recent months, largely owing to the spur of the export trade. 1961Which? (Reports on Cars) 14 Heater efficiency is measured and compared, and the results analysed for average interior temperatures and effective distribution of heat. 1962Ibid. Oct. 310/2 Most modern cars can have a built-in heater-demister which blows warmed air into the car. 1969S. Hyland Top Bloody Secret ii. 163 The [car] engine was silent, but the heater-fan was still humming.
3. attrib. and Comb., as heater-shape, heater-shaped adjs., etc.; heater-piece U.S., a gore or triangular piece of land; heater-shield, a triangular shield with curved sides, like the shape of a flat iron heater.
1821Scott Let. to J. Ballantyne 20 July in Lockhart, A three cornered, or heater shield. 1847C. Boutell Monumental Brasses 37 The shield is small, flat, and heater-shaped. 1859Bartlett Dict. Amer., Heater piece, a gore or triangular piece of land, so called probably, from a flat iron, the form of which it resembles. 1863D. G. Mitchell My Farm 243 Waal—kinder like to have a little ‘heater’ piece, the boys, you see, hoe it out in odd spells. 1863G. Seton Law Her. Scotl. v. 192 About the middle of the thirteenth century, when the heater-shape was almost universally adopted. 1874Boutell Arms & Arm. x. 193 The shield assumed the ‘heater’ form. 1917A. C. Fryer in Trans. Bristol & Glouc. Archaeol. Soc. XL. 41 A half angel vested in alb and holding a heater-shaped shield. |