I*sop"a*thy (?), n. [Iso- + Gr. suffering.] Med. (a)
The system which undertakes to cure a disease by means of the virus of the same disease.
(b)
The theory of curing a diseased organ by eating the analogous organ of a healthy animal.
Mayne. (c)
The doctrine that the power of therapeutics is equal to that of the causes of disease.
© Webster 1913.