pseudohypertrophy

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pseudohypertrophy (s'yoo-doh-hy-per-trŏ-fi) n. increase in the size of an organ or structure caused by excessive growth of cells that have a packing or supporting role. The result is usually a decline in the efficiency of the organ.
pseudohypertrophic (s'yoo-doh-hy-per-trof-ik) adj.