[ dal-uh m-bair; French da-lahn-ber ]
/ ˌdæl əmˈbɛər; French da lɑ̃ˈbɛr /
Jean Le Rond [zhahn luh rawn] /ʒɑ̃ lə ˈrɔ̃/, 1717?–83, French mathematician, philosopher, and writer: associate of Diderot.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
British Dictionary definitions for d'alembert
/ (French dalɑ̃bɛr) /
Jean Le Rond (ʒɑ̃ lə rɔ̃). 1717–83, French mathematician, physicist, and rationalist philosopher, noted for his contribution to Newtonian physics in Traité de dynamique (1743) and for his collaboration with Diderot in editing the Encyclopédie
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012