noun Download 🔗Share A sugar or saccharide containing three carbon atoms. Trioses are the smallest monosaccharides. Dihydroxyacetone and L-/D-glyceraldehyde are the only trioses. Examples : "In biochemistry class, we learned that trioses, like glyceraldehyde, are the simplest sugars because they contain only three carbon atoms. " biochemistry chemistry biology food substance Chat with AIVocabulary GamePractice Reading