carboxyl, carboxylic
(adjective) relating to or containing the carboxyl group or carboxyl radical
carboxyl, carboxyl group
(noun) the univalent radical -COOH; present in and characteristic of organic acids
Source: WordNet® 3.1
carboxyl (plural carboxyls)
(organic chemistry) A univalent functional group consisting of a carbonyl and a hydroxyl functional group (-CO.OH); characteristic of carboxylic acids.
Source: Wiktionary
Car*box"yl, n. Etym: [Carbon + oxygen + -yl.] (Chem.)
Definition: The complex radical, CO.OH, regarded as the essential and characteristic constituent which all oxygen acids of carbon (as formic, acetic, benzoic acids, etc.) have in common; -- called also oxatyl.
Source: Webster’s Unabridged Dictionary 1913 Edition
1 June 2025
(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”
The Boston Tea Party helped popularize coffee in America. The hefty tea tax imposed on the colonies in 1773 resulted in America switching from tea to coffee. In the lead up to the Revolutionary War, it became patriotic to sip java instead of tea. The Civil War made the drink more pervasive. Coffee helped energize tired troops, and drinking it became an expression of freedom.
