Definition of algin in English:

algin

Pronunciation /ˈaldʒɪn/

noun

(also algine)
Chemistry
  • A mixture of alginic acid and its salts, occurring as a viscous gum in the cell walls of brown algae (seaweed) and certain bacteria; a commercially extracted form of this, used in various manufacturing processes.

Origin

Late 19th century. From alga + -in.