Segregation felt permanent to Eddie Robinson, immutable, unchangeable.
Born This Way Cord Jefferson, Gawker Scientists are increasingly convinced that pedophilia is an unchangeable sexual orientation.
mid-14c., from un- (1) + changeable.
mid-13c., "unstable, inconstant, unreliable," from Old French changeable "inconstant," from changier (see change (v.)) + -able (see -able). Meaning "subject to variation" is from late 14c. Related: Changeably.