The expression “coffee break” was first attested in 1952 in glossy magazine advertisements by the Pan-American Coffee Bureau.
ACYL
acyl, acyl group
(noun) any group or radical of the form RCO- where R is an organic group; “an example of the acyl group is the acetyl group”
Source: WordNet® 3.1
Noun
acyl (plural acyls)
(organic chemistry) Any of class of organic radicals, RCO-, formed by the removal of a hydroxyl group from a carboxylic acid.
Anagrams
• Clay, Lacy, clay, lacy
Source: Wiktionary
Ac"yl, n. [Acid + -yl.] (Org. Chem.)
Definition: An acid radical, as acetyl, malonyl, or benzoyl.
Source: Webster’s Unabridged Dictionary 1913 Edition
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Word of the Day
1 June 2025
BACKFIRE
(verb) come back to the originator of an action with an undesired effect; “Your comments may backfire and cause you a lot of trouble”; “the political movie backlashed on the Democrats”
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