单词 | tracker |
释义 | trackern.1 One who or that which tracks; one skilled in following a track or trail. In quot. a1633, one who follows or walks in a path (obsolete).black tracker: see the first element. ΘΚΠ the world > movement > progressive motion > order of movement > following behind > [noun] > following track or trail > one who tracer1552 tracker1617 puggee1823 spoorer1850 black tracker1862 1617 Bodl. Carte MSS LXII. f. 438 If anie knowne Trackers bee vppon the track, the same tracker vppon reasonable hire of the seuerall tounes, shall followe the track vnto the end. a1633 G. Herbert Priest to Temple (1652) xi. 51 The Countrey Parson, who is a diligent observer, and tracker of Gods wayes. 1640 R. Brome Sparagus Garden iii. iv He..followes pretty feet and insteps like a hare tracker. 1810 W. Scott Lady of Lake i. 8 The trackers of the deer. 1904 Blackwood's Edinb. Mag. Nov. 674/2 The bloodhound is a wonderful tracker. Compounds Special combinations: tracker ball n. Computing = track-ball n. at track v.1 Compounds. ΘΚΠ society > computing and information technology > hardware > peripherals > [noun] > control devices > mouse mouse1965 rollerball1966 track-ball1969 tracker ball1969 1969 Advance in Electronics: Proc. 16th Electronics Congr. 484 The input devices..vary from scheme to scheme but common ones are keyboards, light pens and tracker balls. 1982 Internat. Conf. Radar-82 (Inst. Electr. Engineers) 306/1 A Maintrace Section..distributes the radar signals to the displays and an Intertrace Section..generates the video maps and provides interactive keyboard/tracker-ball facilities. tracker dog n. a dog trained to pick up and follow a scent, esp. a police dog trained to track people; cf. sniffer dog at sniffer n. 3b. ΘΚΠ the world > animals > mammals > group Unguiculata or clawed mammal > family Canidae > dogs used for specific purposes > [noun] > sporting or hunting dog > used to track people sleuth-dog1802 police dog1836 negro dog1845 nigger dog1877 tracker dog1962 1962 ‘J. le Carré’ Murder of Quality iv. 51 We've got to rely on laboratories, tracker dogs and nation-wide searches. 1979 Sunday Express 16 Dec. 11 Police with tracker dogs will resume the search to-day for farmer's wife. 1984 Times 27 Feb. 8/1 Searching for..explosions with the eagerness of a tracker dog from the bomb squad. This entry has not yet been fully updated (first published 1913; most recently modified version published online March 2022). trackern.2 1. One who tracks or tows a vessel; a tower; also, a towing-vessel, a tugboat. ΘΚΠ society > travel > travel by water > one who travels by water or sea > associated shore-based personnel > [noun] > one who tows ships by rope halsier1585 halster1706 tracker1817 hobbler1838 society > travel > travel by water > vessel, ship, or boat > vessels with other specific uses > [noun] > tug tow-boat1815 tracker1817 tug1817 tug-boat1832 towing-vessel1834 steam-tug1835 tug-steamer1861 tow1874 pusher tug1936 1817 Chron. in Ann. Reg. 101/1 A Company in Leith have equipped a powerful steam-vessel, or tracker. 1823 I. D'Israeli Curiosities of Lit. 1st Ser. (ed. 7) IV. 220 The severe labour of the trackers, in China, is accompanied with a song. 1864 G. Rawlinson Five Great Monarchies II. vii. 174 As there was no room for rowers, trackers were engaged, who dragged the boat along by means of ropes. 1894 Outing 24 363/2 We were awakened by the loud cries of the many trackers, making ready to draw the junks through the swift waters. 2. Organ-building. A strip or rod of wood forming part of the connection between the key and the pallet, and exerting a pulling action: cf. sticker n.2 ΘΚΠ society > leisure > the arts > music > musical instrument > keyboard instrument > organ > [noun] > parts conveying action roller1632 roller board1632 sticker1756 tracker1843 pricker1852 trace1852 button1855 trundle1876 fan1880 square1880 trace-rod1880 1843 Civil Engineer & Architect's Jrnl. 6 108/1 The machinery of the organ is so very extensive, that trackers, if placed in one line, would measure more than 5 miles. 1881 W. E. Dickson Pract. Organ-building viii. 95 Tracker. A flat riband of pine... Trackers..are now frequently slender round rods. 1887 W. S. Pratt in Gladden Parish Problems 435 The keys and stops operate an involved net-work of trackers, slides, rollers, levers, springs, and valves. Compounds General attributive. tracker-action n. ΚΠ 1904 Athenæum 12 Nov. 666/1 Our author adds that the tracker action ‘is dispensed with’. 1910 Times 16 Dec. 13/5 To have the organ taken down with the substitution of pneumatic action for the old ‘tracker’ action. tracker-wire n. ΚΠ 1852 tr. J. J. Seidel Organ & its Constr. 64 Below the back end of the keys..the sling of a tracker-wire is secured. tracker-work n. ΚΠ 1878 E. J. Hopkins in G. Grove Dict. Music I. 485/1 If in tracker-work..the total alteration amounts to no more than one eighth of an inch. This entry has not yet been fully updated (first published 1913; most recently modified version published online March 2022). < n.11617n.21817 |
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