bottom dead centre
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bottom dead centre
n
(General Engineering) engineering the position of the crank of a reciprocating engine when the piston is at its nearest point to the crankshaft. Also called: outer dead centre
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014