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

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

Wiktionary is a multilingual, web-based project to create a free content dictionary of all words in all languages.

Dictionary.com is an online dictionary platform.

Merriam-Webster is an online dictionary.

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