dizionari
Get flash to fully experience Pearltrees
dizionari visuali
Word of the Day Using a defining vocabulary of just 2,500 words means that users can understand every definition first time, without having to look up other words to help them.
Macmillan
Wordreference
The English Dictionary WordReference is proud to offer the Concise Oxford English Dictionary . This prestigious dictionary offers more than 240,000 words, phrases, and meanings, a testament to its world-class standards.
Help us write our English dictionary One of the biggest challenges when you learn English is keeping up with new words and meanings that enter the language.
Cobuild
Welcome to our online dictionary. The new databases are online. There is still work to be done, but the website is functional and the word definitions are available.
hyperDictionary
Cambridge University Press publishes a range of dictionaries for learners of English all around the world. You can search our dictionaries using the search box at the top of the page. If you want a Spanish translation, select “English-Spanish, inglés-español” from the list of dictionaries at the top of any page on Cambridge Dictionaries Online. If you want an English translation, select “Spanish-English, español-inglés”. More information... Para una traducción al español, seleccione ”English-Spanish, inglés-español” de la lista de diccionarios en la parte superior de cualquier página en Cambridge Dictionaries Online.
Cambridge Dictionary
WordNet
WordNet® is a large lexical database of English. Nouns, verbs, adjectives and adverbs are grouped into sets of cognitive synonyms (synsets), each expressing a distinct concept. Synsets are interlinked by means of conceptual-semantic and lexical relations. The resulting network of meaningfully related words and concepts can be navigated with the browser . WordNet is also freely and publicly available for download . WordNet's structure makes it a useful tool for computational linguistics and natural language processing.
Mnemonic
wordtoday SLOTH : (n) apathy and inactivity in the practice of virtue (personified as one of the deadly sins) synonyms : acedia , laziness 18 days ago · reply · retweet · favorite
Wiktionary
Definition from Wiktionary, the free dictionary Welcome to the English-language Wiktionary, a collaborative project to produce a free-content multilingual dictionary. It aims to describe all words of all languages using definitions and descriptions in English. Designed as the lexical companion to Wikipedia , the encyclopedia project, Wiktionary has grown beyond a standard dictionary and now includes a thesaurus , a rhyme guide, phrase books, language statistics and extensive appendices. We aim to include not only the definition of a word, but also enough information to really understand it. Thus etymologies , pronunciations, sample quotations, synonyms, antonyms and translations are included.Wordsmyth
Over the past 10 years we have successfully avoided advertising, but we are no longer able to keep the website completely advertising free while continuing to develop new features. We appreciate your understanding as we make these changes, and promise that ad revenue will go directly toward development of useful new features and innovative content. We will provide a completely ad-free version of the site for anyone who makes a donation of $5 or more to Wordsmyth. WILD, our new Wordsmyth Illustrated Learner's Dictionary, will be the first, and best, Illustrated Learner's Dictionary and Picture Dictionary on the web! Soon we will be releasing Beta, which will feature WILD's irresistible and captivating visual environment and the easily-readable dictionary definitions upon which it is built, free for all registered users. Watch our overview video for more information.Browse thousands of dictionary definitions More languages: Arabic | Chinese | Dutch | English | French | Greek | Indonesian | Italian | Japanese | Korean | Norwegian | Polish | Portuguese | Russian |