Here is a link to the lexicographie section on the portail lexical of the CNRTL website. Lots of examples of how to use the words that you search for. Many definitions too! Taken from various linguistic resources produced by different research projects in France. You can look for synonyms and antonyms, see the tabs.
This tool from the Office québécois de la langue française provides English and French equivalents of specialized terms from many different fields. Must select option below search box to only search this dictionary.
Choose the right translation for a word or expression thanks to numerous examples from real bilingual websites. Apps are also available for mobile devices.