different between lactose vs lactone

English

Etymology

Borrowed from French lactose, from Latin lac (“milk”) +? -ose (derivation of sucrose). Coined by French chemist Marcelin Berthelot.

Pronunciation

• (UK) IPA^(key): /?læk.t??s/, /?læk.t??z/
• (US) IPA^(key): /?læk.to?s/

Noun

lactose (countable and uncountable, plural lactoses)

1. (biochemistry) The disaccharide sugar of milk and dairy products, C₁₂H₂₂O₁₁, a product of glucose and galactose used as a food and in medicinal compounds.

Synonyms

• lactobiose

Derived terms

• lactoseamine
• lactose-negative
• lactose-positive
• lactose intolerant

Translations

Anagrams

• Castelo, Lacoste, alecost, coletas, locates, scatole, scotale, talcose, to scale, to-scale

Dutch

Etymology

Borrowed from French lactose, formed from Latin lac (“milk”) +? -ose (“sugar”) (derivation of sucrose).

Pronunciation

• IPA^(key): /?l?k?to?.z?/
• Hyphenation: lac?to?se
• Rhymes: -o?z?

Noun

lactose f (uncountable)

1. lactose

   Synonym: melksuiker

Derived terms

• lactose-intolerant

Related terms

• lactase

French

Etymology

Coined by French chemist Marcelin Berthelot, from Latin lac (“milk”) +? -ose (“sugar”) (derivation of sucrose). See also lait.

Pronunciation

• IPA^(key): /lak.toz/

Noun

lactose m (usually uncountable, plural lactoses)

1. (biochemistry) lactose

Further reading

• “lactose” in Trésor de la langue française informatisé (The Digitized Treasury of the French Language).

Portuguese

Etymology

Borrowed from French lactose, formed from Latin lac (“milk”) +? -ose (“sugar”) (derivation of sucrose).

Pronunciation

• Rhymes: -?zi

Noun

lactose f (plural lactoses)

1. (biochemistry) lactose (disaccharide sugar of milk)

Related terms

• leite

English

Noun

lactone (plural lactones)

1. (organic chemistry) A cyclic intramolecular ester derived from a hydroxy acid

Usage notes

• Greek prefixes indicate the ring size e.g. ?- 3-membered, ?- 4-membered

Translations

See also

• butanolide

Anagrams

• octenal