Source : Webster's Revised Unabridged Dictionary (1913)
Cataplasm \Cat"a*plasm\, n. [L. cataplasma, Gr. ?, fr. ? to
spread over; kata` down, wholly + ? to form, mold.] (Med.)
A soft and moist substance applied externally to some part of
the body; a poultice. --Dunglison.
Source : WordNet®
cataplasm
n : a medical dressing consisting of a soft heated mass of meal
or clay that is spread on a cloth and applied to the skin
to treat inflamed areas or improve circulation etc. [syn:
{poultice}, {plaster}]