(definition) by Webster 1913 Tue Dec 21 1999 at 23:32:54

Ex*pand"ing, a.

That expands, or may be expanded; extending; spreading; enlarging.

Expanding bit, Expanding drill Mech., a bit or drill made adjustable for holes of various sizes; one which can be expanded in diameter while boring. -- Expanding pulley Mach., a pulley so made, as in sections, that its diameter can be increased or diminished.

 

© Webster 1913.

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