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Definition of Spongin
1. n. The chemical basis of sponge tissue, a nitrogenous, hornlike substance which on decomposition with sulphuric acid yields leucin and glycocoll.
Definition of Spongin
1. Noun. A horny, sulfur-containing protein related to keratin that forms the skeletal structure of certain classes of sponges proteinaceous compounds of which the spicules in Demospongiae are composed. ¹
¹ Source: wiktionary.com
Definition of Spongin
1. a fibrous material [n -S]
Medical Definition of Spongin
1.