wave front

Noun wave front has 2 senses

• wave front(n = noun.phenomenon) - all the points just reached by a wave as it propagates;
is a kind of propagation
is a part of wave

• wave front(n = noun.location) wavefront - (physics) an imaginary surface joining all points in space that are reached at the same instant by a wave propagating through a medium;
is a kind of surface