hyperbolical

a. (வடி.) குவிபிறை சார்ந்த, உயர்வுநவிற்சியான.

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Hy`per*bol"ic, Hy`per*bol"ic*al, a. Etym: [L. hyperbolicus, Gr. hyperbolique.] 1. (Math.) Defn: Belonging to the hyperbola; having the nature of the hyperbola. 2. (Rhet.) Defn: Relating to, containing, or of the nature of, hyperbole; exaggerating or diminishing beyond the fact; exceeding the truth; as, an hyperbolical expression. "This hyperbolical epitaph." Fuller. Hyperbolic functions (Math.), certain functions which have relations to the hyperbola corresponding to those which sines, cosines, tangents, etc., have to the circle; and hence, called hyperbolic sines, hyperbolic cosines, etc. -- Hyperbolic logarithm. See Logarithm. -- Hyperbolic spiral (Math.), a spiral curve, the law of which is, that the distance from the pole to the generating point varies inversely as the angle swept over by the radius vector.

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