luminance

ˈluːmɪnəns

Definition

Definition of luminance - Reverso English Dictionary

Noun

light

TECH.

amount of light emitted or reflected from a surface

TECH.

The luminance of the screen was adjustable.

brightness

illumination

radiance

flux measure

TECH.

luminous flux per unit area in a given direction

TECH.

The luminance was calculated for the light source.

brightness

radiance

Add a suggestion |

Feedback:

Expressions with luminance

💡 Discover popular phrases, idioms, collocations, or phrasal verbs. Click any expression to learn more, listen to its pronunciation, or save it to your favorites.

luminance signal

signal carrying only brightness information of a picture or video image

The engineer adjusted the luminance signal to improve contrast on the monitor.

Origin of luminance

Latin, luminare (to light up)

Terms with luminance included in their meaning

💡 A powerful way to uncover related words, idioms, and expressions linked by the same idea — and explore meaning beyond exact word matches.

contrast ratio

display quality

measure of difference in luminance between brightest white and darkest black

nit

light

unit of luminance equal to 1 candela per square metre

foot-lambert

measurement

unit of luminance equal to 1/π candela per square foot

isophote

computer graphics

contour of equal luminance in an image

stilb

physics

unit of luminance equal to one candela per square centimeter

Examples of luminance in a sentence

Adjusting the luminance can improve energy efficiency.
The screen's luminance was adjusted for better clarity.
High luminance levels can cause glare.

View all translations of luminance

✨Click below to see the appropriate translations facing each meaning.

French:luminance, intensité lumineuse, ...
German:Helligkeit, ...
Italian:luminanza, ...
Spanish:luminancia, ...
Portuguese:luminância, ...
Chinese:亮度, 光度, ...
Japanese:輝度, 光度, ...
Arabic:سُطُوع, إضاءة, ...
Hebrew:אוֹרוֹת, בְּהִירוּת, ...
Russian:яркость, ...
Ukrainian:яскравість, світність, ...
Hindi:प्रकाशमानता, चमक, ...
Bengali:উজ্জ্বলতা, আলোকিত প্রবাহ, ...
Catalan:lluminositat, luminància, ...
Czech:jas, ...
Danish:luminans, lysflux, ...
Dutch:helderheid, lichtsterkte, ...
Greek:φωτεινότητα, ...
Hungarian:fénysűrűség, ...
Khmer:កម្រិតពន្លឺ, បរិមាណលំហូរពន្លឺក្នុងមួយឯកតាផ្ទៃក្រឡាតាមទិសដៅកំណត់, ...
Korean:휘도, ...
Persian:روشنایی, نورانیت, ...
Polish:jasność, luminancja, ...
Portuguese (BR):luminância, ...
Romanian:luminanță, ...
Swedish:luminans, ...
Thai:ความสว่าง, การวัดฟลักซ์, ...
Turkish:parlaklık, aydınlatma, ...
Vietnamese:độ sáng, quang độ, ...

Discover how Reverso redefines the dictionary

Go beyond “simple words”

100,000 expressions & idioms Understand any expression you come across: from corporate jargon like 💬 touch base or ↩️ circle back to everyday expressions such as 🌊 out of the blue or 🦆 lame duck, as well as idioms like 🍲 spill the beans and 🐎 hold your horses.

40,000 images When you search for a concrete noun or object, images help you grasp the meaning at a glance. Try searching for 🧵 puppytooth, 🎠 merry-go-round, ⚜️ fleur-de-lys, or 💤 bunk bed.

Informal language & slang Everyday conversations are packed with informal expressions and slang. Meanings are clearly tagged, so you'll always know when a word is casual. Look up hangry (😋 hungry + 😡 angry), 😎 rizz, 🕹️ noob, or 🔑 low-key.

Abbreviations & acronyms Quickly decode modern abbreviations and acronyms. Go from IDK to OMG in seconds and stay up to date with popular abbreviations such as 🐐 GOAT, 📜 tl;dr, 👀 POV, or 🖥️ AFK.

Regional usage (US / UK) Reverso highlights regional differences between American and British English. You’ll never have to wonder where a word is commonly used: try lift vs. elevator, courgette vs. zucchini, or popular British slang like dodgy or banter. What’s more, when you search for 'color', you’ll immediately see its British counterpart, 'colour'.

Get more than a simple definition

Translations for each meaning View translations alongside each meaning to see how a word is translated in each context. Simply toggle translations ON and choose among 25+ languages. You can also display the translation of definitions or examples into your native language to deepen your understanding.

Synonyms & related words by meaning View synonyms and related words for each meaning, not just for the word as a whole. This helps you choose the most accurate word for your context. Click the

icon to discover related terms: analogies, antonyms, common collocates, words with same roots, umbrella terms… Try with happening or hunch.

Multiple examples for every meaning Each meaning comes with three real-life examples to show you how the word is used in different contexts. Click the

icon next to the first example to see two additional options and learn to use new vocabulary naturally.

Go from understanding to mastery

Save words for later review Click the

icon to save words you want to revisit. You can also save a specific meaning by clicking on the

icon next to it. For example, you might want to save the word “table” as a verb, which means “to postpone”.

Practice with personalized flashcards Reverso automatically transforms your searches and saved words into personalized flashcards and quizzes, featuring high-quality audio and usage examples. This helps you transform terms you only recognize into words you actually use confidently.

Learn with Netflix, YouTube, and your favorite texts With Reverso Chrome extension, transform movies, TV shows, articles, or song lyrics into an interactive lesson. Look up words and expressions in one click on any website and learn with your favorite content.

Definition of luminance - Reverso English Dictionary

Noun

Expressions with luminance

Origin of luminance

Terms related to luminance

Terms with luminance included in their meaning

Examples of luminance in a sentence

View all translations of luminance

Discover how Reverso redefines the dictionary

Go beyond “simple words”

Get more than a simple definition

Go from understanding to mastery