资料来源 : Webster's Revised Unabridged Dictionary (1913)

Sponsal \Spon"sal\, a. [L. sponsalis, fr. sponsus a betrothal,
   fr. spondere, sponsum, to betroth. See {Spouse}, and cf.
   {Esousal}, {Spousal}.]
   Relating to marriage, or to a spouse; spousal.