roentgen

adjective
roent·gen | \ˈrent-gən, ˈrənt-, -jən, -shən\

Definition of roentgen 

(Entry 1 of 3)

: of or relating to X-rays roentgen examinations

roentgen

noun

Definition of roentgen (Entry 2 of 3)

: the international unit of x-radiation or gamma radiation equal to the amount of radiation that produces in one cubic centimeter of dry air at 0°C and standard atmospheric pressure ionization of either sign equal to one electrostatic unit of charge

Roentgen

biographical name

Definition of Roentgen (Entry 3 of 3)

— see röntgen

First Known Use of roentgen

Adjective

1896, in the meaning defined above

Noun

1922, in the meaning defined above

History and Etymology for roentgen

Adjective

International Scientific Vocabulary, from Wilhelm Röntgen

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Time Traveler for roentgen

The first known use of roentgen was in 1896

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More Definitions for roentgen

roentgen

adjective
roent·gen
variants: also röntgen \ˈrent-gən, ˈrənt-, -jən; ˈren-chən, ˈrən- \

Medical Definition of roentgen 

(Entry 1 of 2)

: of, relating to, or using X-rays : x-ray roentgen examinations roentgen therapy

roentgen

noun
variants: also röntgen

Medical Definition of roentgen (Entry 2 of 2)

: the international unit of x-radiation or gamma radiation equal to the amount of radiation that produces in one cubic centimeter of dry air at 0°C (32°F) and standard atmospheric pressure ionization of either sign equal to one electrostatic unit of charge

More from Merriam-Webster on roentgen

Britannica.com: Encyclopedia article about roentgen

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