noun
A sharp, pointed, two-edged surgical instrument used in venesection and for opening abscesses etc.
A small, sterile single-use needle used to draw a drop of blood for testing, as with a glucometer.
(metallurgy) An iron bar used for tapping a melting furnace.
(architecture) A high narrow window, terminating in an acutely pointed arch, common in Gothic architecture.
verb
To pierce with a lancet.