To make greater in power, influence, stature, or reputation.
To make appear greater; exaggerate: aggrandize one argument while belittling another.
[French agrandir, agrandiss-, from Old French : a-, to (from Latin ad-; see ad-) + grandir, to grow larger (from Latin grandīre, from grandis, large).] ag·gran'dize·ment (ə-grān'dĭz-mənt, -dīz'-) n., ag·gran'diz'er n.
1634, from Fr. agrandiss-, prp. stem of agrandir "to augment," from O.Fr. à "to" + grandir "to increase," from L. grandire "to make great," from grandis (see great). The double -g- spelling is by false analogy with L. words in ad-.