The Collaborative International Dictionary of English v.0.48:

Kyriolexy \Kyr"i*o*lex`y\, Kyriology \Kyr`i*ol"o*gy\, n. [Gr. ?,
   ?. See Curiologic.]
   The use of literal or simple expressions, as distinguished
   from the use of figurative or obscure ones. --Krauth-Fleming.
   [1913 Webster]