d'Alembert(redirected from D'Alembert, Jean le Rond)
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(Biography) 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
A•lem•bert, d'(ˌdæl əmˈbɛər)
Jean Le Rond (ʒɑ̃) 1717?–83, French mathematician, philosopher, and writer: associate of Diderot.