The Collaborative International Dictionary of English v.0.48:

Caryatic \Car`y*at"ic\, Caryatid \Car`y*at"id\, a.
   Of or pertaining to a caryatid.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Caryatid \Car`y*at"id\, n.; pl. Caryatids. [See Caryatides.]
   (Arch.)
   A draped female figure supporting an entablature, in the
   place of a column or pilaster.
   [1913 Webster]

WordNet (r) 3.0 (2006):

caryatid
    n 1: a supporting column carved in the shape of a person