Top 8 Best Free Online Dictionaries: Word Definitions, Spellings, Audio Pronunciations, Words Translation and more.
Top 8 Best Free Online Dictionaries: Word Definitions, Spellings, Audio

A dictionary, sometimes known as a wordbook, is a collection of words in one or more specific languages, often arranged alphabetically (or by radical and stroke for ideographic languages), which may include information on definitions, usage, etymologies, pronunciations, translation, etc. or a book of words in one language with their equivalents in another, sometimes known as a lexicon. It is a lexicographical reference that shows inter-relationships among the data.

Check out the list of the top 8 World's most popular Free Online Dictionaries

1- Dictionary.com

Dictionary.com is the world’s leading digital dictionary. The site provides millions of English definitions, spellings, audio pronunciations, example sentences, and word origins. Dictionary.com’s main, proprietary source is the Random House Unabridged Dictionary, which is continually updated by the team of experienced lexicographers and supplemented with trusted, established sources including American Heritage and Harper Collins to support a range of language needs. Dictionary.com also offers a translation service, a Word of the Day, a crossword solver, and a wealth of editorial content that benefit the advanced word lover and the English language student alike.

2- Merriam-Webster

For more than 150 years, in print and now online, Merriam-Webster has been America's leading and most-trusted provider of language information.

Each month, the site offer guidance to more than 40 million visitors. In print, publications include Merriam-Webster's Collegiate Dictionary (among the best-selling books in American history) and newly published dictionaries for English-language learners.

All Merriam-Webster products and services are backed by the largest team of professional dictionary editors and writers in America, and one of the largest in the world.

3- Macmillan Dictionary

The award-winning Macmillan English Dictionary was first published in 2002. Crafted by teams of lexicographers in Great Britain and the United States, it has as its source a corpus, a database containing millions of examples of English as used around the world. Extensive analysis of this corpus of real spoken and written text, using state-of-the-art technology, allowed the dictionary writers to reveal fresh information about how and when words are used.

In 2009, MacmillanDictionary.com was launched, including a thesaurus, fully integrated into the entries. The dictionary is regularly updated and contains a crowdsourced component called the Open Dictionary, which allows users to submit words too.

MacmillanDictionary.com is the perfect free online dictionary – a one-stop reference for English speakers around the world.

4- Cambridge Dictionary

Cambridge English publishes materials for learners and teachers of English, and has English learning solutions for teachers, students, and schools.

Cambridge dictionaries are informed by the Cambridge English Corpus of more than 1.5 billion words of real English, and the Cambridge Learner Corpus, a unique collection of exam scripts written by students taking Cambridge ESOL exams all over the world.

5- Vocabulary.com

Finally, a dictionary with a soul.

Vocabulary dictionary was written for humans, by humans. Look up a word, and you’ll read a friendly explanation that you'll actually remember. It’s as if your favorite teacher were explaining it to you.

Real world examples, hot off the presses.

Read thousands of example sentences from current newspapers, magazines, and literature. Its shows you how words live in the wild and give you usage tips so that you're more confident about using the words you learn.

Try the world’s smartest, fastest dictionary.

Find the word you’re looking for faster than with any other online dictionary. Just start typing a word and the dictionary will display the most likely results. It wants you to find the word’s definition as quickly as possible, without having to look through a lot of clutter.

6- Lexico

Lexico.com is a new collaboration between Dictionary.com and Oxford University Press (OUP) to help users worldwide with everyday language challenges. Lexico is powered by Oxford’s free English and Spanish dictionaries and features multi-language dictionary, thesaurus, and translation content.

7- Collins

Collins is a major publisher of Educational, Language and Geographic content, and have been publishing innovative, inspiring and informative books for over 200 years.

Collins online dictionary and reference resources draw on the wealth of reliable and authoritative information about language, thanks to the extensive use of corpora - vast databases of language - both in English and in other languages. These databases allow experienced Collins lexicographers to analyse how language is really used, and monitor how language changes around the world. With the benefit of these corpora, Collins language specialists can be sure that they reflect accurate and authentic language throughout Collins dictionary and reference titles.

8- Oxford Learner’s Dictionary

The Oxford Learner’s Dictionaries use slightly different pronunciation systems. The Oxford Advanced Learner's Dictionary (OALD) and the Oxford Learner's Dictionary of Academic English (OLDAE) use a system that will be more familiar to learners of British English in Europe and elsewhere. The Oxford Advanced American Dictionary (OAAD) system represents American English pronunciation only and will be more familiar to learners of American English, especially within the United States.