O OneWordDaily
AI-generated image
Word of the Day Tuesday, June 9, 2026

luminosity

/luːmɪˈnɒsɪti/ noun · British & US
Valid in UKValid in US
Share WhatsApp

What does luminosity mean?

noun

The state or quality of giving off light; the measure of the brightness of a light source, typically measured in lumens per square meter.

Example

"The high luminosity of the LED lights made the room feel warm and inviting."

Definition generated by AI and curated by RJS Tech Solutions LLP.

Synonyms for luminosity

Antonyms of luminosity

Rhymes with luminosity

Etymologically related