Longman English Dictionary Online
The Longman Dictionary of Contemporary English Online is an online version of the CD-ROM of the…
17 Alternatives To Longman English Dictionary Online
Apple Dictionary
Your Mac also comes with a versatile Dictionary application.
Artha
Artha is a handy thesaurus based on WordNet with distinct features like global hotkey look-up…
Cambridge Dictionaries Online
Cambridge University Press has been publishing dictionaries for learners of English since 1995.
Classic Thesaurus
crowdsourced thesaurus
Collins English Dictionary
The official Collins English Dictionary online.
Google
Google Search, also referred to as Google Web Search or simply Google, is a web search engine developed by Google. It is the most used search engine on the World Wide Web
Merriam-Webster
No other dictionary matches M-W’s accuracy and scholarship in defining word meanings. Our pronunciation help, synonyms, usage and grammar tips set the standard.
Moby Thesaurus
30,000 root words, 2.5 million synonyms andrelated words
Oxford Dictionaries
Free online dictionary of British English and American English from Oxford.
StarDict
StarDict is a Cross-Platform and international dictionary Software.
TemaTres
TemaTres is a Controlled Vocabulary server. Manage, publish, share use and re-use Ontologies, taxonomies, thesauri, list of values. The open source way to manage formal representations of knowledge
The Free Dictionary
The World’s most comprehensive free online dictionary, thesaurus, and encyclopedia with synonyms, definitions, idioms, abbreviations, and medical, financial, legal specialized dictionaries
Wiktionary
Open Source wiki-dictionary by the Wikimedia foundation
WordNet
WordNet® is a large lexical database of English.
WordReference
WordReference is a free online Oxford dictionaries for Spanish, French, Italian, German and more.
WordWeb
One-click lookup in any almost any Windows program; Hundreds of thousands of definitions and synonyms; The latest international English words; Works offline, or reference to Wikipedia and web references.