Source : Webster's Revised Unabridged Dictionary (1913)

Stylagalmaic \Sty`la*gal*ma"ic\, a. [Gr. ? a column + ? an
   image.] (Arch.)
   Performing the office of columns; as, Atlantes and Caryatides
   are stylagalmaic figures or images. [Written also
   {stylogalmaic}.]