alun

alœ̃

Definition

Definition of alun - Reverso French Dictionary

Noun, masculine

teinture

TECH.

sel ou composé de sulfate double d'aluminium utilisé notamment comme mordant

TECH.

L'alun, utilisé comme mordant et antiseptique, est un sulfate double d'aluminium.
Le teinturier ajoute de l'alun avant de plonger la laine.
Sans alun, la couleur tient moins bien sur le tissu.

mordant

sulfate double

Add a suggestion |

Feedback:

Expressions with alun

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

alun de potassium

sel double de potassium et aluminium utilisé en teinture et tannerie

L'alun de potassium sert de mordant pour fixer les couleurs sur les tissus.

alun de chrome

composé chimique utilisé comme mordant en teinture et tannage

L'alun de chrome sert à fixer les couleurs sur les tissus.

alun de potasse

composé chimique cristallin utilisé comme mordant en teinture

L'alun de potasse sert à fixer les couleurs sur les tissus.

Origin of alun

latin, alumen (alun)

Terms with alun 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.

chromage

tannage

traitement d'une matière avec de l'alun de chrome

brevetage

chimie

opération chimique pour faire précipiter l'alun avec des sels

chromer

tannage

traiter les peaux avec de l'alun de chrome pour les tanner

pierre d'alun

cosmétique

morceau d'alun moulé utilisé comme déodorant naturel ou anticoagulant

alunage

teinturerie

traitement d'un matériau en le trempant dans une solution d'alun

aluner

traitement chimique

tremper ou imprégner quelque chose avec une solution d'alun

View all translations of alun

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

English:alum, ...
German:Alaun, ...
Italian:allume, ...
Spanish:alumbre, ...
Portuguese:alúmen, ...
Chinese:明矾, ...
Japanese:ミョウバン, ...
Arabic:شَبّة, ...
Hebrew:אַלוּם, ...
Russian:квасцы, ...
Ukrainian:квасци, ...
Catalan:alum, ...
Danish:alun, ...
Dutch:aluin, ...
Greek:στυπτηρία, ...
Hungarian:timsó, ...
Khmer:អាលុយម, ...
Korean:명반, ...
Polish:ałun, ...
Portuguese (BR):alume, ...
Romanian:alun, ...
Swedish:alun, ...
Thai:สารส้ม, ...
Turkish:şap, ...
Vietnamese:phèn chua, ...

Browse the dictionary entries starting with “a”:

Discover how Reverso redefines the dictionary

Go beyond “simple words”

100,000 expressions & idioms Understand any expression you come accross: from corporate jargon like 🖐️ passer la main or 💪 être force de proposition to everyday expressions such as 🐘 mémoire d’éléphant or 🛍️ lèche-vitrine, as well as idioms like 🚲 avoir la tête dans le guidon, 🗣️ donner de la voix or 🏇🏻 monter sur ses grands chevaux.

40,000 images When you search for a concrete noun or object, images help you grasp the meaning at a glance. Try searching for 🧵 pied-de-poule, 🏖️ transat, 🌿 pois de senteur, 🦎 salamandre or 🔥 poêle.

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 🥬 (raconter des) salades, 🍭 partir en sucette, 💥 banger or 🤸 flex.

Abbreviations & acronyms Quickly decode modern abbreviations and acronyms. Stay up to date with popular abbreviations such as 🤷 TKT, 🤕 PLS, 🥊 MMA, or 👔 CSP+.

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 coupe or planter.

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 “mine”, which means “face” or “pencil lead”.

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.