Acronym Finder is the world's largest and most comprehensive dictionary of acronyms, abbreviations, and initialisms.
Etymologies are not definitions; they're explanations of what our words meant and how they sounded 600 or 2,000 years ago.
The dictionary by Merriam-Webster is America's most trusted online dictionary for English word definitions, meanings, and pronunciation.
OneLook has more than five million words in more than 900 online dictionaries. ... The basic features of OneLook include finding a word in the dictionary, in translation, or in all dictionaries. In the last, it looks through the foreign language dictionaries as well as the English‐English dictionaries.
The meanings and origins of thousands of English phrases, sayings, idioms, expressions and proverbs that we use daily.
The Visual Dictionary Online is an interactive dictionary with an innovative approach.
From the image to the word and its definition, the Visual Dictionary Online is an all-in-one reference.
Visual dictionary and thesaurus.
YourDictionary is a comprehensive reference site. To add to your knowledge and understanding of words and grammar.