1. Roentgen

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


  • Wilhelm Konrad Rontgen
  • Wilhelm Konrad Roentgen

Featured Games

2. roentgen

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.


  • R

Sentences with roentgen

1. Adjective
Veterinary radiologists sometimes use roentgen rays and radioactive substances to diagnose and treat animals.