As nouns the difference between wavefront and curvature
is that wavefront is (physics) an imaginary surface passing through points of a medium oscillating in phase while curvature is the shape of something curved.
wavefront
Noun
(
en noun)
(physics) An imaginary surface passing through points of a medium oscillating in phase.
curvature
English
Noun
(
en noun)
The shape of something curved.
(mathematics) The extent to which a subspace is curved within a metric space.
The extent to which a Riemannian manifold is intrinsically curved.