[loo-seen, -sin] /ˈlu sin, -sɪn/
a white, crystalline, water-soluble amino acid, C 6 H 13 NO 2 , obtained by the decomposition of proteins and made synthetically: essential in the nutrition of humans and animals. Symbol: L.
an essential amino acid found in many proteins
leucine leu·cine (lōō’sēn’)
An essential amino acid derived from the hydrolysis of protein by pancreatic enzymes during digestion and necessary for optimal growth in infants and children and for the maintenance of nitrogen balance in adults.
An essential amino acid. Chemical formula: C6H13NO2. See more at amino acid.
leucinuria leu·ci·nu·ri·a (lōō’sə-nur’ē-ə, -nyur’-) n. The presence of leucine in the urine.
/luːˈsɪpəs/ noun 1. 5th century bc Greek philosopher, who originated the atomist theory of matter, developed by his disciple, Democritus
[loo-sahyt] /ˈlu saɪt/ noun 1. a whitish or grayish mineral, potassium aluminum silicate, KAlSi 2 O 6 , found in alkali volcanic rocks. /ˈluːsaɪt/ noun 1. a grey or white mineral consisting of potassium aluminium silicate: a source of potash for fertilizers and of aluminium. Formula: KAlSi2O6
1. variant of . combining form 1. white or lacking colour: leucocyte, leucorrhoea, leukaemia leuco- pref. Variant of leuko-.