As verbs the difference between superpose and superimpose
is that superpose is to place one thing on top of another while superimpose is to place an object over another object, usually in such a way that both will be visible.
Is it Superpose and superimpose?
They are synonyms but have different scopes of usage. Superimpose is the term found in general use. Superpose is used mostly in scientific or mathematical contexts; see 'superposition'.
What does it mean to superimpose?
: to place or lay over or above something superimposed images.