bore
1a. a circular hole in a material produced by drilling, turning, or drawing
b. the diameter of such a hole
bore
2 a high steep-fronted wave moving up a narrow estuary, caused by the tide
Collins Discovery Encyclopedia, 1st edition © HarperCollins Publishers 2005
bore
[bȯr] (design engineering)
Inside diameter of a pipe or tube.
(mechanical engineering)
The diameter of a piston-cylinder mechanism as found in reciprocating engines, pumps, and compressors.
To penetrate or pierce with a rotary tool.
To machine a workpiece to increase the size of an existing hole in it.
(mining engineering)
A tunnel under construction.
To cut or drill a hole for blasting, water infusion, exploration, or water or firedamp drainage.
(oceanography)
A high, breaking wave of water, advancing rapidly up an estuary. Also known as eager; mascaret; tidal bore.
A submarine sand ridge, in very shallow water, whose crest may rise to intertidal level.
(ordnance)
The interior of a gun barrel or tube.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
bore
1. The inside diameter of a pipe, valve, or other fitting.
2. The circular hole made by boring.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.