Ebullient
Pronunciation : E*bul"lient
Part of Speech : a.
Etymology : [L. ebulliens, -entis, p. pr. of ebullire to boil up, bubble up; e out, from + bullire to boil. See 1st Boil.]
Definition : Defn: Boiling up or over; hence, manifesting exhilaration or excitement, as of feeling; effervescing. "Ebullient with subtlety." De Quincey. The ebullient enthusiasm of the French. Carlyle.
Source : Webster's Unabridged Dictionary, 1913