Source : Webster's Revised Unabridged Dictionary (1913)

Glossology \Glos*sol"o*gy\, n. [Gr. ? tongue + -logy: cf. F.
   glossologie. See 3d {Gloss}.]
   1. The definition and explanation of terms; a glossary.

   2. The science of language; comparative philology;
      linguistics; glottology.