GNU Collaborative International Dictionary of English

Found 2 definitions

1.       
   Zeal , n. [F. zèle; cf. Pg. & It. zelo, Sp. zelo, celo; from L. zelus, Gr. , probably akin to  to boil. Cf. Yeast, Jealous.]
   1913 Webster
   Passionate ardor in the pursuit of anything; eagerness in favor of a person or cause; ardent and active interest; engagedness; enthusiasm; fervor. “Ambition varnished o'er with zeal.” Milton. “Zeal, the blind conductor of the will.” Dryden. “Zeal's never-dying fire.” Keble.
   1913 Webster
   I bear them record that they have a zeal of God, but not according to knowledge.
   Rom. x. 2.
   
   1913 Webster
   A zeal for liberty is sometimes an eagerness to subvert with little care what shall be established.
   Johnson.
   
   1913 Webster
   A zealot. [Obs.]
   B. Jonson.
   
   1913 Webster
         
       

2.       
   Zeal, v. i. To be zealous. [Obs. & R.]
   Bacon.
   
   1913 Webster