Source : Webster's Revised Unabridged Dictionary (1913)

Carbamide \Car*bam"ide\ (k[aum]r*b[a^]m"[i^]d or -[imac]d), n.
   [Carbonyl + amide.] (Chem.)
   The technical name for urea.

Source : WordNet®

carbamide
     n : the chief solid component of mammalian urine; synthesized
         from ammonia and carbon dioxide and used as fertilizer
         and in animal feed and in plastics [syn: {urea}]