roentgen Definition

roentgen
röntgen
Roentgen
Röntgen
adj

1. Relating to Wilhelm Konrad Roentgen (1845‐1923), the German physicist who discovered roentgen rays.

noun

1. A former unit for measurement of X-rays or gamma rays, defined in terms of the ionization produced in 1cm3 of air under specific conditions.

Form: roentgen unit (in full)

Derivative: roentgenography
noun

Radiography by means of X-rays.

Derivative: roentgenology
noun

The study of these rays.

Etymology: 19c.