Table of Contents
1. ultraviolet_radiation
noun. radiation lying in the ultraviolet range; wave lengths shorter than light but longer than X rays.
Antonyms
Synonyms
2. ultraviolet
noun. ['ˌəltrəˈvaɪəlɪt'] radiation lying in the ultraviolet range; wave lengths shorter than light but longer than X rays.
Etymology
- ultraviolet (English)
- ultra- (English)
- violet (English)
- violette (Old French (842-ca. 1400))
3. ultraviolet
adjective. ['ˌəltrəˈvaɪəlɪt'] having or employing wavelengths shorter than light but longer than X-rays; lying outside the visible spectrum at its violet end.
Antonyms
Synonyms
Etymology
- ultraviolet (English)
- ultra- (English)
- violet (English)
- violette (Old French (842-ca. 1400))
4. radiation
noun. ['ˌreɪdiːˈeɪʃən'] energy that is radiated or transmitted in the form of rays or waves or particles.
Etymology
- radiation (English)
- radiatio (Latin)
5. radiation
noun. ['ˌreɪdiːˈeɪʃən'] the act of spreading outward from a central source.
Antonyms
Synonyms
Etymology
- radiation (English)
- radiatio (Latin)
6. radiation
noun. ['ˌreɪdiːˈeɪʃən'] the spread of a group of organisms into new habitats.
Etymology
- radiation (English)
- radiatio (Latin)
7. radiation
noun. ['ˌreɪdiːˈeɪʃən'] (medicine) the treatment of disease (especially cancer) by exposure to a radioactive substance.
Etymology
- radiation (English)
- radiatio (Latin)
8. radiation
noun. ['ˌreɪdiːˈeɪʃən'] a radial arrangement of nerve fibers connecting different parts of the brain.
Antonyms
Synonyms
Etymology
- radiation (English)
- radiatio (Latin)
9. radiation
noun. ['ˌreɪdiːˈeɪʃən'] the spontaneous emission of a stream of particles or electromagnetic rays in nuclear decay.
Antonyms
Synonyms
Etymology
- radiation (English)
- radiatio (Latin)