# ultraviolet

> English word · Adjective · IPA /ˌʌltɹəˈvaɪələt/ · frequency rank #18,978

## Definitions
1. Of electromagnetic radiation beyond (higher in frequency than) light visible to the human eye; radiation with wavelengths from 380 to 10 nanometres.
2. Relating to very high energies or very small distances or time spans.

## Etymology
Etymology tree
Proto-Indo-European *h₂el-
Latin ūls
Proto-Indo-European *-teros?
Latin -ter
Old Latin -ād
Latin -ā
Latin ultrālbor.
English ultra-
Latin viola
Old French -ette
Old French violettebor.
Middle English violet
English violet
English ultraviolet
From ultra- (“beyond”) + violet (“violet”).

## Common misspellings (16)
`lutraviolet`, `ulltraviolet`, `ulrtaviolet`, `ultarviolet`, `ultraivolet`, `ultraviloet`, `ultravioelt`, `ultraviolett`, `ultraviollet`, `ultraviolte`, `ultravoilet`, `ultravviolet`, `ultrraviolet`, `ultrvaiolet`, `ulttraviolet`, `utlraviolet`

## Source
Compiled from Wiktionary via kaikki.org (CC BY-SA). Data vintage: 2026-05-06.
Canonical page: https://plainspell.com/en/word/ultraviolet