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

Soteriology \So*te`ri*ol"o*gy\, n. [Gr. ? safety (from ? saving,
   ? a savoir, ? to save) + -logy.]
   1. A discourse on health, or the science of promoting and
      preserving health.

   2. (Theol.) The doctrine of salvation by Jesus Christ.

资料来源 : WordNet®

soteriology
     n : the branch of Christian theology that deals with salvation
         as the effect of a divine agency