Roentgen

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Mục lục 1 Noun 1.1 Wilhelm Konrad 1.2 ( lowercase ) Physics . a unit of exposure dose that measures x-rays or gamma rays in terms of the ions or electrons produced in dry air at 0? C and one atmosphere, equal to the amount of radiation producing one electrostatic unit of positive or negative charge per cubic centimeter of air. Abbreviation 2 Adjective 2.1 ( sometimes lowercase ) of or pertaining to Wilhelm Roentgen, the Roentgen unit, or esp. to x-rays. 3 Noun 3.1 a unit of radiation exposure; the dose of ionizing radiation that will produce 1 electrostatic unit of electricity in 1 cc of dry air 3.2 German physicist who discovered x-rays and developed roentgenography (1845-1923)

Noun

Wilhelm Konrad

( lowercase ) Physics . a unit of exposure dose that measures x-rays or gamma rays in terms of the ions or electrons produced in dry air at 0? C and one atmosphere, equal to the amount of radiation producing one electrostatic unit of positive or negative charge per cubic centimeter of air. Abbreviation

r, R

Adjective

( sometimes lowercase ) of or pertaining to Wilhelm Roentgen, the Roentgen unit, or esp. to x-rays.

Noun

a unit of radiation exposure; the dose of ionizing radiation that will produce 1 electrostatic unit of electricity in 1 cc of dry air

German physicist who discovered x-rays and developed roentgenography (1845-1923)