Beer's law
Beer's law .bā(ə)rz-, .be(ə)rz- n a statement in physics usu. made in either of two mathematically equivalent ways: (1) the transmittance of a chemical solution is an exponential function of the product of the concentration of the solution and the distance light travels through it (2) the absorbance of a chemical solution is directly proportional to the product of its concentration and the distance light travels through it
Beer 'bā(ə)r August (1825-1863)
German physicist. Beer is known primarily for his research on optics and his discovery of the law of absorption of light that bears his name. In 1854 he published Introduction to Higher Optics.

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(bār) [August Beer, German physicist, 1825–1863] see under law.

Medical dictionary. 2011.

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