Wiktionary - Open Source wiki-dictionary by the Wikimedia foundation

GoldenDict - The program has the following features: Use of WebKit for an accurate articles' representation, complete with all formatting, colors, images and links.

Google Translate - Google's free service instantly translates words, phrases, and web pages between English and over 100 other languages.

DeepL Translator - DeepL Translator is a machine translator that currently supports 42 language combinations.

Merriam-Webster - No other dictionary matches M-W's accuracy and scholarship in defining word meanings. Our pronunciation help, synonyms, usage and grammar tips set the standard.

Linguee - English Dictionary and Translation Search with 1,000,000,000 example sentences from human translators. Languages: English, German, French, Spanish, and Portuguese