ultraviolet
|ul-tra-vi-o-let|
B2
/ˌʌltrəˈvaɪəlɪt/
beyond violet light
Etymology
Etymology Information
'ultraviolet' originates from Latin, specifically the word 'ultra' meaning 'beyond' and 'violet' referring to the color.
Historical Evolution
'ultraviolet' was directly adopted into English from the Latin term 'ultra' and the French 'violet'.
Meaning Changes
Initially, it referred to light beyond the violet spectrum, and this meaning has remained consistent.
Meanings by Part of Speech
Noun 1
the ultraviolet part of the electromagnetic spectrum.
The ozone layer protects the Earth from ultraviolet.
Synonyms
Adjective 1
relating to electromagnetic radiation with a wavelength shorter than that of visible light but longer than X-rays.
Ultraviolet rays can cause sunburn.
Synonyms
Last updated: 2025/01/11 11:45