Definition of rowelling in US English:

rowelling

(also roweling)

noun

Medicine
historical
  • Treatment of an animal using a rowel; the operation of inserting a rowel.

Origin

Early 17th century; earliest use found in Philemon Holland (1552–1637), translator. From rowel + -ing.

Pronunciation

rowelling

/ˈraʊ(ə)lɪŋ/