The Collaborative International Dictionary of English v.0.48:

Sepia \Se"pi*a\, a.
   Of a dark brown color, with a little red in its composition;
   also, made of, or done in, sepia.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Sepia \Se"pi*a\, n.; pl. E. Sepias, L. Sepiae. [L., fr. Gr.
   ??? the cuttlefish, or squid.]
   1. (Zool.)
      (a) The common European cuttlefish.
      (b) A genus comprising the common cuttlefish and numerous
          similar species. See Illustr. under Cuttlefish.
          [1913 Webster]

   2. A pigment prepared from the ink, or black secretion, of
      the sepia, or cuttlefish. Treated with caustic potash, it
      has a rich brown color; and this mixed with a red forms
      Roman sepia. Cf. India ink, under India.
      [1913 Webster]

   Sepia drawing or Sepia picture, a drawing in monochrome,
      made in sepia alone, or in sepia with other brown
      pigments.
      [1913 Webster]

WordNet (r) 3.0 (2006):

sepia
    n 1: a shade of brown with a tinge of red [syn: reddish brown,
         sepia, burnt sienna, Venetian red, mahogany]
    2: rich brown pigment prepared from the ink of cuttlefishes
    3: type genus of the Sepiidae [syn: Sepia, genus Sepia]

The Free On-line Dictionary of Computing (19 January 2023):

SEPIA

   Standard ECRC Prolog Integrating Applications.  Prolog with
   many extensions including attributed variables ("metaterms")
   and declarative coroutining.  "SEPIA", Micha Meier
    et al, TR-LP-36 ECRC, March 1988.  Version 3.1
   available for Suns and VAX.  (See ECRC-Prolog).  E-mail:
   .