# lightness

> English word · Noun · IPA /ˈlaɪtnəs/ · frequency rank #30,119

## Definitions
1. the condition of being illuminated
2. the relative whiteness or transparency of a colour
3. The product of being illuminated.

## Etymology
From Middle English lightnes, lightnesse, from Old English līhtnes, lȳhtnys (“enlightening, illumination”), from Proto-West Germanic *liuhtinassī; equivalent to light (“to make bright, illuminate”, verb) + -ness (suffix forming nouns). Cognate with Old High German liuhtnissi (“illumination, enlightening”).

## Common misspellings (13)
`ilghtness`, `lgihtness`, `ligghtness`, `lighhtness`, `lighntess`, `lightenss`, `lightnes`, `lightnness`, `lightnses`, `lighttness`, `ligthness`, `lihgtness`, `llightness`

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