noun Medicine/Medical.
- 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.
noun
- a long slender medical instrument used for examining the interior of hollow organs including the lung, stomach, bladder, and bowel
n.
- An instrument for examining visually the interior of a bodily canal or hollow organ such as the colon, bladder, or stomach.
- 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.