Directory and search engine for acronyms, abbreviations and initialisms
Dictionary of acronyms, abbreviations, and initialisms
Provides definitions, parts of speech, synonyms, origins of words and rhyming words, as well as a medical dictionary and concise encyclopedia.
Free language learning platform offers many languages on the web, Android, iOS, and Windows. Claims that 34 hours of independent study on Duolingo is the equivalent of one semester of college language class.
Online etymology dictionary providing origins and derivations of English words. Includes related terms for alternate meanings.
A website that offers demonstrations, vocabulary, and resources for a variety of age groups about American Sign Language.
Definitions for a limited list of every day idioms in common use.
An online encyclopedia of writing systems and languages.
Online pronunciation reference. Seeks to compile native speaker pronunciations for all the words that exist in the world, including names.
Finds rhymes, synonyms, adjectives, and more.
Dictionary is a dictionary of slang words, neologisms, idioms, aphorisms, jargon, informal speech, and figurative usages.
This resource provides a proven language learning immersion method trusted for over 20 years. It is funded by the New Jersey State Library.
The TOEFL Test
Information about the English-language test for study, immigration, and work.
A website that offers free English language learning resources.