SPONGIN
Meaning of SPONGIN in English
/spun"jin/ , n.
a scleroprotein occurring in the form of fibers that form the skeleton of certain sponges.
[ 1865-70; SPONGE + -IN 2 ]
Random House Webster's Unabridged English dictionary.
Полный английский словарь Вебстер - Random House .
2012