Someone who does brain surgery. / (idiomatic) Someone very intelligent.

Any of many species of reef-dwelling fishes, most of them brightly coloured, of the family Acanthuridae. They are named "surgeonfish" because they bear erectile, scalpel-like, dangerously sharp spines on either side of the caudal peduncle.

(optics) A procedure to correct the vision by reshaping the cornea using a laser.

A knot derived from the reef knot, commonly used by surgeons.

plural of cosmetic surgery

plural of surgery

(topology) The removal of a solid torus from a 3-dimensional manifold, followed by its being replaced via a homeomorphism of its boundary.

Surging; rising.

Anything overly complex, detailed or confusing.

plural of plastic surgery