Source : Webster's Revised Unabridged Dictionary (1913)

Sclerotic \Scle*rot"ic\, a. [Gr. sklhro`s hard: cf. F.
   scl['e]rotique.]
   1. Hard; firm; indurated; -- applied especially in anatomy to
      the firm outer coat of the eyeball, which is often
      cartilaginous and sometimes bony.

   2. (Anat.) Of or pertaining to the sclerotic coat of the eye;
      sclerotical.

   3. (Med.) Affected with sclerosis; sclerosed.

   {Sclerotic parenchyma} (Bot.), sclerenchyma. By some writers
      a distinction is made, sclerotic parenchyma being applied
      to tissue composed of cells with the walls hardened but
      not thickened, and sclerenchyma to tissue composed of
      cells with the walls both hardened and thickened.

Sclerotic \Scle*rot"ic\, n. [Cf. F. scl['e]rotique.] (Anat.)
   The sclerotic coat of the eye. See Illust. of {Eye}
   (d) .

Sclerotic \Scle*rot"ic\, a. (Chem.)
   Pertaining to, or designating, an acid obtained from ergot or
   the sclerotium of a fungus growing on rye.

Source : WordNet®

sclerotic
     adj 1: relating to or having sclerosis; hardened; "a sclerotic
            patient" [syn: {sclerosed}]
     2: of or relating to the sclera of the eyeball; "sclerotic
        tissue"