dict.cc is a free, multilingual online dictionary. The site's database can also be downloaded and used offline.

Dictionary.com is an online dictionary platform.

Google Dictionary was an online dictionary service of Google, originating in its Google Translate service.

Merriam-Webster is an online dictionary.

Wordnik is an online English dictionary and language resource that provides dictionary and thesaurus content.

WordReference is an online translation dictionary for, among others, the language pairs English-French, English-Italian, English-Spanish, French-Spanish, Span…

Apple Dictionary is an application a part of macOS. The application provides definitions and synonyms from various dictionaries, Wikipedia articles and a glos…

GoldenDict is a feature-rich dictionary lookup program, supporting multiple dictionary formats.

Google Translate is a cloud based language translator developed by Google.

StarDict is a free GUI released under the GPL for accessing StarDict dictionary files.

Wordo helps you find word definitions.