Definition of tref - Reverso English Dictionary

Adjective

diet

TECH.

not conforming to dietary laws

TECH.

This dish is tref and cannot be served.

forbidden

unclean

not kosher

TECH.

ritually unfit to be eaten

TECH.

The meal was considered tref by the rabbi.

unclean

Add a suggestion |

Feedback:

Origin of tref

Middle English, trefle (clover)

Examples of tref in a sentence

She checked the label to ensure it wasn't tref.
The tref dish was avoided by the guests.
He accidentally bought tref meat for the dinner.

View all translations of tref

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

French:impur, non casher, ...
German:nicht koscher, unrein, ...
Italian:non kosher, ...
Spanish:no kosher, no apto, ...
Portuguese:não kosher, trefá, ...
Chinese:不洁的, 不合犹太教规的, ...
Japanese:トレフの, 食べるのに適さない, ...
Arabic:غَيْر كوشير, غَيْر طاهِر, ...
Hebrew:טְרֵף, טָרֵף, ...
Russian:некошерный, трефный, ...
Ukrainian:треф, трефний, ...
Hindi:अविधिक, अशुद्ध, ...
Bengali:অবৈধ, অপবিত্র, ...
Catalan:tref, no apte, ...
Czech:nekošer, nečistý, ...
Danish:tref, rituel uegnet, ...
Dutch:niet koosjer, niet-koosjer, ...
Greek:τρεφ, ακατάλληλος, ...
Hungarian:tréfli, kósertalan, ...
Khmer:មិនស្របតាមច្បាប់អាហាររបស់សាសនាយូដា, មិនស្របតាមច្បាប់អាហារកូសឺររបស់សាសនាយូដា, ...
Korean:비코셔의, 부정한, ...
Persian:حرام, نجس, ...
Polish:niekoszerny, nieczysty, ...
Portuguese (BR):trefe, trefá, ...
Romanian:necasher, necurat, ...
Swedish:icke-kosher, tref, ...
Thai:ไม่สอดคล้องกับกฎเกณฑ์, ไม่โคเชอร์, ...
Turkish:koşer değil, koşer olmayan, ...
Vietnamese:không tuân thủ luật ăn kiêng, không phù hợp, ...

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 tref - Reverso English Dictionary

Adjective

Origin of tref

Terms related to tref

Examples of tref in a sentence

View all translations of tref

Discover how Reverso redefines the dictionary

Go beyond “simple words”

Get more than a simple definition

Go from understanding to mastery