Definition of wortle in US English:

wortle

(also whortle)

noun

Metallurgy
historical
  • A type of die used to reduce the thickness of metal wire, piping, etc., typically consisting of a steel plate with graduated holes in it through which metal is drawn.

Origin

Early 16th century; earliest use found in The Coventry Leet Book. Origin unknown. Perhaps compare wire and tee.

Pronunciation

wortle

/ˈwəːt(ə)l/