puntilion

English

Etymology

Unknown.

Noun

puntilion (plural not attested)

1. (obsolete, glassblowing) A pontil. [17th–18th c.]
   • 1665, Robert Hooke, Micrographia:

     These Balls were small, but exceeding thick bubbles of Glass, which being crack'd off from the Puntilion whilst very hot […] do thereby […] acquire a very porous and very brittle texture […].