define*

[macro] define* variable expression

[macro] define* (variable . extended-def-formals) body

SRFI-89: The first form is the same as define. The second form is a shorthand notation of:

  (define variable (lambda* extended-def-formals body)

See lambda*.

Guile: Same semantics, although the spec of the extended formals differs from SRFI-89. See lambda*.