CYSTINE

cystine

(noun) a crystalline amino acid found in proteins (especially keratin); discovered in bladder stones

Source: WordNet® 3.1


Etymology

Noun

cystine (countable and uncountable, plural cystines)

(chemistry) A nonessential amino acid formed by the oxidation of cysteine; it contains two cysteine residues linked by a disulfide bond.

Synonyms

• E921 when used as an improving agent

Anagrams

• cystein, cytesin, insecty

Source: Wiktionary


Cyst"ine (ss"tn; 104), n. Etym: [See Cyst.] (Physiol. Chem.)

Definition: A white crystalline substance, C3H7NSO2, containing sulphur, occuring as a constituent of certain rare urinary calculi, and occasionally found as a sediment in urine.

Source: Webster’s Unabridged Dictionary 1913 Edition



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Word of the Day

18 April 2025

GROIN

(noun) the crease at the junction of the inner part of the thigh with the trunk together with the adjacent region and often including the external genitals


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Coffee Trivia

An article published in Harvard Menโ€™s Health Watch in 2012 shows heavy coffee drinkers live longer. The researchers examined data from 400,000 people and found out that men who drank six or more coffee cups per day had a 10% lower death rate.

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