- any of various rotary tools, with helical or straight flutes, for finishing or enlarging holes drilled in metal.
- any bladelike pick or rod used for scraping, shaping, or enlarging a hole: a pipe reamer.
- a kitchen utensil for extracting and collecting juice from fruits, having a deep saucerlike base and in the center a grooved cone on which the fruit half is pressed down by hand.
- Dentistry. a drill with a spiral blade, for enlarging root canals.
Origin of reamer
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for reamer
In Fig. 677 let a represent a reamer and b a segment of an emery wheel.
It is obvious that in this form the reamer is expanded most at the end.
The reamer is revolved at high speed and freely supplied with oil.
The less you give a reamer to do the longer it will maintain its size.
The hole is then finished smooth and to the right diameter by reamer f.Turning and Boring
Franklin D. Jones
- a steel tool with a cylindrical or tapered shank around which longitudinal teeth are ground, used for smoothing the bores of holes accurately to size
- US a utensil with a conical projection used for extracting juice from citrus fruits; lemon squeezer
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
- A rotating tool used to shape or enlarge holes.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.