term.ly is described as 'way to explore the English language. It is a semantic reference. A dictionary. A thesaurus. A reference tool. Maybe more. Maybe less' and is an website in the Education & Reference category. There are more than 10 alternatives to term.ly, not only websites but also apps for a variety of platforms, including Android, iPhone, Chrome OS and iPad. The best alternative is Wiktionary, which is both free and Open Source. Other great sites and apps similar to term.ly are Dictionary.com (Free), Merriam-Webster (Free), Google Dictionary (Free) and The Free Dictionary (Freemium).
Google's dictionary extension on Google Chrome. With it, you can double-click any word to view its definition in a small pop-up bubble, or search the complete definition of any word or phrase using the address bar dictionary.
Online Dictionary - Multiple dictionaries including: English dictionary, medical dictionary, legal dictionary, financial dictionary, computer dictionary, thesaurus, dictionary of acronyms and abbreviations, dictionary of idioms, thesaurus, Columbia encyclopedia, Wikipedia...
Wordnik is an online English dictionary and language resource that provides dictionary and thesaurus content.Some of the content is based on print dictionaries such as the Century Dictionary, the American Heritage Dictionary, WordNet, and GCIDE.