The Collaborative International Dictionary
Degumming
Degum \De*gum"\, v. t. [imp. & p. p. Degummed; p. pr. & vb. n. Degumming.] To deprive of, or free from, gum; as, to degum ramie.
Wiktionary
degumming
n. The removal of gum from a material, especially the removal of sericin from silk or phospholipids etc. from vegetable oils