#1 farsightedness n. [presbyopia] a reduced ability to focus on near objects caused by loss of elasticity of the crystalline lens after age 45. wn #2 farsightedness n. [hyperopia, hypermetropia, hypermetropy, longsightedness] abnormal condition in which vision for distant objects is better than for near objects. wn #3 farsightedness n. [prevision, foresight, prospicience] seeing ahead; knowing in advance; foreseeing. wn