a slender, tubular optical instrument used as a viewing system for examining an inner part of the body and, with an attached instrument, for biopsy or surgery.
Origin of endoscope
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
a long slender medical instrument used for examining the interior of hollow organs including the lung, stomach, bladder, and bowel
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
An instrument for examining visually the interior of a bodily canal or hollow organ such as the colon, bladder, or stomach.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
A medical instrument used for visual examination of the interior of a body cavity or a hollow organ such as the colon, bladder, or stomach. It is a rigid or flexible tube fitted with lenses, a fiber-optic light source, and often a probe, forceps, suction device, or other apparatus for examination or retrieval of tissue.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.