Definition of galactose in English:

galactose

noun ɡəˈlaktəʊsɡəˈlaktəʊzɡəˈlæktoʊs

mass nounChemistry

A sugar of the hexose class which is a constituent of lactose and many polysaccharides.
〔化〕半乳糖
Example sentencesExamples
- Its molecule is split in fermentation or digestion to yield the simple monosaccharide sugars dextrose and galactose.
- The enzyme lactase breaks down the lactose to galactose and glucose.
- The main symptom of this disease, which is treatable by the complete removal of lactose and galactose from the diet, is early onset cataracts.
- The enzyme splits and hydrolyzes dietary lactose into glucose and galactose for transport across the cell membrane.
- The sugars glucose, galactose, and fructose all have six carbon atoms, twelve hydrogen atoms, and six oxygen atoms.

Origin

Mid 19th century: from Greek gala, galaktos 'milk' + -ose².

Definition of galactose in US English:

galactose

nounɡəˈlæktoʊsɡəˈlaktōs

Chemistry

A sugar of the hexose class which is a constituent of lactose and many polysaccharides.
〔化〕半乳糖
Example sentencesExamples
- The enzyme lactase breaks down the lactose to galactose and glucose.
- The sugars glucose, galactose, and fructose all have six carbon atoms, twelve hydrogen atoms, and six oxygen atoms.
- The main symptom of this disease, which is treatable by the complete removal of lactose and galactose from the diet, is early onset cataracts.
- Its molecule is split in fermentation or digestion to yield the simple monosaccharide sugars dextrose and galactose.
- The enzyme splits and hydrolyzes dietary lactose into glucose and galactose for transport across the cell membrane.

Origin

Mid 19th century: from Greek gala, galaktos ‘milk’ + -ose.

词汇	galactose
释义	Definition of galactose in English: galactose noun ɡəˈlaktəʊsɡəˈlaktəʊzɡəˈlæktoʊs mass nounChemistry A sugar of the hexose class which is a constituent of lactose and many polysaccharides. 〔化〕半乳糖 Example sentencesExamples Its molecule is split in fermentation or digestion to yield the simple monosaccharide sugars dextrose and galactose. The enzyme lactase breaks down the lactose to galactose and glucose. The main symptom of this disease, which is treatable by the complete removal of lactose and galactose from the diet, is early onset cataracts. The enzyme splits and hydrolyzes dietary lactose into glucose and galactose for transport across the cell membrane. The sugars glucose, galactose, and fructose all have six carbon atoms, twelve hydrogen atoms, and six oxygen atoms. Origin Mid 19th century: from Greek gala, galaktos 'milk' + -ose². Definition of galactose in US English: galactose nounɡəˈlæktoʊsɡəˈlaktōs Chemistry A sugar of the hexose class which is a constituent of lactose and many polysaccharides. 〔化〕半乳糖 Example sentencesExamples The enzyme lactase breaks down the lactose to galactose and glucose. The sugars glucose, galactose, and fructose all have six carbon atoms, twelve hydrogen atoms, and six oxygen atoms. The main symptom of this disease, which is treatable by the complete removal of lactose and galactose from the diet, is early onset cataracts. Its molecule is split in fermentation or digestion to yield the simple monosaccharide sugars dextrose and galactose. The enzyme splits and hydrolyzes dietary lactose into glucose and galactose for transport across the cell membrane. Origin Mid 19th century: from Greek gala, galaktos ‘milk’ + -ose.
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