–verb (used with object), -mixed or -mixt, -mix⋅ing.
to mix in; mingle.
Origin: 1400–50; back formation from ME immixt(e) mixed in < L immixtus ptp. of immiscēre to blend, equiv. to im-im-1+ mix- (see mix) + -tus ptp. suffix
im·mix (ĭ-mĭks') tr.v.
im·mixed, im·mix·ing, im·mix·es To commingle; blend.
[Back-formation from Middle English immixte, past participle of immixten, to intermingle with, from Latin immixtus, past participle of immiscēre, to blend : in-, in; see in-2 + miscēre, to mix; see meik- in Indo-European roots.] im·mix'ture (-mĭks'chər) n.