To make greater; increase the size, amount, or extent of; enlarge; augment.To cause to appear greater; increase the apparent dimensions of; enlarge or augment to the eye: as, a convex lens magnifies the bulk of a body to the eye.To exalt the power, glory, or greatness of; sound the praises of; extol; glorify.To represent as greater than the reality; exaggerate: as, to magnify a person's deeds; to magnify the evils of one's lot.