| sump | 1. <chemistry> A round pit of stone, lined with clay, for receiving the metal on its first fusion. 2. The cistern or reservoir made at the lowest point of a mine, from which is pumped the water which accumulates there. 3. A pond of water for salt works. 4. A puddle or dirty pool. Sump fuse, a fuse used in blasting under water. <chemical> Sump men, the men who sink the sump in a mine. Origin: Cf. G. Sumpf a sump in a mine, a swamp, akin to LG. Sump, D. Somp a swamp, Dan. & Sw. Sump, and perhaps to E. Swamp. Source: Websters Dictionary (01 Mar 1998) |
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| sump drain | A drain consisting of an outer tube with a smaller tube within it which is attached to a suction pump; the outer tube has multiple perforations that allow fluid and air to pass into its interior and be carried away through the suction tube. (05 Mar 2000) |
| sump syndrome | <syndrome> A complication of side-to-side choledochoduodenostomy in which the lower end of the common bile duct at times acts as a diverticulum, resulting in stasis, trapping of food particles, and infection. (05 Mar 2000) |