French trocarttroisthree (from Old French) (from Latin trēstrei- in Indo-European roots) carreside of an instrument (from Old French) (fromcarrerto square) (from Latin quadrāre) (fromquadrumsquarekwetwer- in Indo-European roots)
American Heritage Dictionary of the English Language, 5th Edition
Trocar Sentence Examples
This may be relieved by tapping the cavity with a small hollow needle (Southey's trocar), or by passing into it a large sharp-pointed tube.
Whilst holing the cannula 3 to 4 inches from the end withdraw the trocar two thirds of the way out.
All the standard needles have beveled tips and are also available with trocar tips for more dense tissue.