Artificial intelligent assistant

cover-slip

ˌcover-ˈslip
  1. Cricket. a. An extra fielder sometimes placed to back up the two slips (short-slip and long-slip). b. His position in the field.

1854 F. Lillywhite Guide to Cricketers 14 Cover Point, and Long Slip, or Cover Slip..require particular practice to allow for the curl of the ball. 1891 Daily News 23 June 3/7 He was let off..by Wilson at cover-slip.

  2. A slip of thin glass used for covering a microscopical preparation; = cover-glass (cover n.1 8).

1875 Huxley & Martin Course Elem. Biol. x. 99 Transfer a Hydra..on to a slide; cover in plenty of water with a large coverslip. 1929 W. Deeping Roper's Row iii. 22 The corner of the physiology lab{ddd}with his microscope..and his bottles of stains and box of slides and coverslips. 1959 J. Clegg Freshwater Life (ed. 2) xviii. 306 Another brass tube also holding a thin glass cover-slip fits into the first tube.

Oxford English Dictionary

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