The Collaborative International Dictionary of English v.0.48:

Strangulated \Stran"gu*la`ted\, a.
   1. (Med.) Having the circulation stopped by compression;
      attended with arrest or obstruction of circulation, caused
      by constriction or compression; as, a strangulated hernia.
      [1913 Webster]

   2. (Bot.) Contracted at irregular intervals, if tied with a
      ligature; constricted.
      [1913 Webster]

   Strangulated hernia. (Med.) See under Hernia.
      [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Hernia \Her"ni*a\, n.; pl. E. Hernias, L. Herni[ae]. [L.]
   (Med.)
   A protrusion, consisting of an organ or part which has
   escaped from its natural cavity, and projects through some
   natural or accidental opening in the walls of the latter; as,
   hernia of the brain, of the lung, or of the bowels. Hernia of
   the abdominal viscera in most common. Called also rupture.
   [1913 Webster]

   Strangulated hernia, a hernia so tightly compressed in some
      part of the channel through which it has been protruded as
      to arrest its circulation, and produce swelling of the
      protruded part. It may occur in recent or chronic hernia,
      but is more common in the latter.
      [1913 Webster]