from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Any of several derivatives, such as sodium alginate or alginic acid, of a gelatinous substance 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.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Any of various gelatinous gums, derivatives of alginic acid, derived from algae.
from the GNU version of the Collaborative International Dictionary of English
- n. A nitrogenous substance resembling gelatin, obtained from certain algæ.
from The Century Dictionary and Cyclopedia
- n. A mucilaginous substance obtained from certain algæ, Laminaria stenophylla and L. digitata.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a gum used especially as a thickener or emulsifier
alg(a) + -in.(American Heritage® Dictionary of the English Language, Fourth Edition)
From alga + -in. (Wiktionary)