The expression “coffee break” was first attested in 1952 in glossy magazine advertisements by the Pan-American Coffee Bureau.
tryptophan, tryptophane
(noun) an amino acid that occurs in proteins; is essential for growth and normal metabolism; a precursor of niacin
Source: WordNet® 3.1
tryptophan (countable and uncountable, plural tryptophans)
(amino acid) An essential amino acid having an indole side chain; it is present in many foods, especially chocolate, oats, bananas and milk; it is essential for normal growth and development and is the precursor of serotonin and niacin; any specific form of this compound, or any derivative of it.
• Trp
• tryp
Source: Wiktionary
29 December 2024
(adjective) being long-lasting and recurrent or characterized by long suffering; “chronic indigestion”; “a chronic shortage of funds”; “a chronic invalid”
The expression “coffee break” was first attested in 1952 in glossy magazine advertisements by the Pan-American Coffee Bureau.