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Webster 1913 Edition

Adj.

[L.

quintus

fifth, fr.

quinque

five.]

(Alg.)

Of the fifth degree or order.

–

Noun.

(Alg.)

A quantic of the fifth degree. See

quintic ‎(not comparable)

(mathematics) Of or relating to the fifth degree, such as a quintic polynomial which has the form ax⁵+bx⁴+cx³+dx²+ex+f (containing a term with the independent variable raised to the fifth power).

quintic ‎(plural quintics)