Hypertext Webster Gateway: "semeiology"
From Webster's Revised Unabridged Dictionary (1913) (web1913)
Semeiology \Se`mei*ol"o*gy\, or Semiology \Se`mi*ol"o*gy\, n.
[Gr. shmei^on a mark, a sign + -logy.]
The science or art of signs. Specifically:
(a) (Med.) The science of the signs or symptoms of disease;
symptomatology.
(b) The art of using signs in signaling.
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