Definify.com
Webster 1913 Edition
Spongiopilin
Sponˊgi-o-pi′lin
(-ō̍-pī′lĭn)
, Noun.
[Gr.
σπογγίον
, dim. of σπόγγοσ
a sponge + πῖλοσ
felt.] (Med.)
A kind of cloth interwoven with small pieces of sponge and rendered waterproof on one side by a covering of rubber. When moistened with hot water it is used as a poultice.