- alginic acid
- a colloidal polysaccharide derived from alginic acid and used as a stabilizer and emulsifier, esp. in ice cream
Origin of algin; from alg(ae) + -in
Any of several derivatives, such as sodium alginate or alginic acid, of a gelatinous polysaccharide extracted from certain brown algae and widely used as a thickening, stabilizing, emulsifying, or suspending agent in industrial, pharmaceutical, and food products, such as ice cream.
Origin of alginalg(a) + –in.