Definition of: superpose

(s′pər·pōz′) v.t. ·posed, ·pos·ing
1. To lay over or upon something else, as one layer upon another.
2. Geom. To suppose (one figure) to be placed upon another so that all like parts coincide. Compare SUPERIMPOSE.
3. Physics To combine additively, as forces or wave amplitudes. [<F superposer <super-over + poser POSE¹]
—su′per·pos′a·ble adjective
—su′per·po·si′tion (-pə·zish′ən) noun