quadratique

1765, from Latin quadrātus +‎ -ique,^[1] form of quadrō (“to make square”), from quādrus (“square”).

• IPA^(key): /ka.dʁa.tik/, (rare) /kwa.dʁa.tik/

• Audio (France (Lyon)):

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quadratique (plural quadratiques)

1. (mathematics) quadratic (of a class of polynomial of the form ${\displaystyle y=a.x^{2}+b.x+c}$)

• moyenne quadratique

• carré
• quatre

• English: quadratic