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1.n. the point at which rays of light converge after passing through a lens. 2.n. the principal site of an infection or other disease. 3.n. (in radiography) the point of origin of an X-ray beam. 4.vb. (in ophthalmology) to accommodate (See also accommodation).

1.n. the point at which rays of light converge after passing through a lens. 2.n. the principal site of an infection or other disease. 3.n. (in radiography) the point of origin of an X-ray beam. 4.vb. (in ophthalmology) to accommodate (See also accommodation).

Subjects: Astronomy and Astrophysics — Medicine and Health.


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