ˈsə:dʒən n. 1 a
medical practitioner qualified to
practise surgery. 2 a medical
officer in a
navy or
army or
military hospital. øsurgeon fish
any tropical marine fish of
the genus Acanthurus
with movable lancet-shaped spines on
each side of the tail. surgeon
general (pl. surgeons general) US the
head of a
public health service or of an army etc. medical service. surgeon's knot a reef-knot with a
double twist. [ME f. AF surgien f. OF serurgien (as SURGERY)]