noun.
A flexible tube, usually containing a trocar at one end, that is inserted into a bodily cavity, duct, or vessel to drain fluid or administer a substance such as a medication.
The Century Dictionary and Cyclopedia
noun.
A small tube used by surgeons for various purposes, as for a sheath to a stylet or other sharp instrument, along with which it is thrust into a cavity or tumor containing a fluid.
noun.Eccles., a cruet for use at the altar. See cruet.
the GNU version of the Collaborative International Dictionary of English
noun.
A small tube of metal, wood, or India rubber, used for various purposes, esp. for injecting or withdrawing fluids. It is usually associated with a trocar.
noun.
A tubeinserted in the body to drain or inject fluid.
noun.
A hose or tube that connects directly to an oxygen (O2) bottle/source from the user's nose, commonly used by aircraft pilots or others needing direct oxygen breathing apparatus.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
noun.
a small flexible tube inserted into a body cavity for draining off fluid or introducing medication
Word Usage
"Before the skull emerges, he "collapses" it by inserting a three-millimeter instrument known as a cannula and extracting its fluid."