单词 | radiolocate |
释义 | radiolocatev. transitive. Originally: to locate (an aircraft, etc.) by means of radar. Later more widely: to determine the position of (a person, animal, vehicle, etc.) by radiolocation. ΘΚΠ the mind > attention and judgement > discovery > instrument for detection > of instrument, etc.: detect [verb (transitive)] > locate or track radiolocate1941 echolocate1944 to lock on to ——1945 radar-track1948 acquire1953 echo-sound1953 1941 Washington Post 18 June 1/5 (heading) Radio locating Nazi planes is Britain's ‘secret weapon’. 1943 Times 25 Oct. 3/4 Many experts are convinced that the attack was..ordered from a German patrol boat that had radio-located the aircraft. 1945 Electronic Engin. 17 679/3 It is no exaggeration..to say that the first object to be radiolocated was the Heaviside layer. 1977 Jrnl. Mammalogy 58 626 The telemetry system used in radio locating raccoons operated in the 150 to 160 mHz range. 2000 D. L. Garshelis in L. Boitani & T. K. Fuller Res. Techniques Animal Ecol. iv. 118 Other studies have compared habitat characteristics of randomly located sites to sites where birds or mammals were observed, radiolocated, or known to have been from remaining sign[s]. Derivatives ˌradioloˈcated adj. ΚΠ 1945 Jrnl. Inst. Electr. Engineers 92 i. 342/1 In this method of determining the distance of a radiolocated object, short radio-frequency pulses are sent out at regular intervals. 1991 Acta Veterin. Scand. 32 415 Of the 18 radio-located lambs, 6 died of disease (33.3%) and 12 due to predators (66.7%). ˌradioloˈcating n. ΚΠ 1941 Fitchburg (Mass.) Sentinel 26 June 6/4 Millions of pounds would be required to establish an elaborate radiolocating network and a plotting system to follow an invisible bombing squadron. 1993 Internat. Security 18 143 They [sc. resistance fighters] had little chance to impose high costs on, much less defeat, Nazi troops equipped with artillery, machine guns, armored vehicles, and radio-locating systems. This entry has been updated (OED Third Edition, June 2008; most recently modified version published online March 2022). < v.1941 |
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