n. The heterocycle imidazolidine-2,4-dione derived from urea and glycolic acid; any of its many derivatives
the GNU version of the Collaborative International Dictionary of English
n. A derivative of urea, C3H4N2O2, obtained from allantion, as a white, crystalline substance, with a sweetish taste; -- called also glycolyl urea.
The Century Dictionary and Cyclopedia
n. A colorless compound , formed by the action of alcoholic ammonia on bromacetyl urea, or by the action of concentrated hydriodic acid on allantoin. It crystallizes in needles and melts at 215° C. Also called glycolyl urea.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. any of a group of anticonvulsant drugs used in treating epilepsy
Word Usage
"The following ingredients contain formaldehyde, may release formaldehyde or may break down into formaldehyde: 2-bromo-2-nitropropane-1,3-diol, Diazolidinyl urea, DMDM hydantoin, Imidazolidinyl urea, Quaternium 15, 3 1,4 dioxane 3. PHTHALATES"