“Coffee, the favorite drink of the civilized world.” – Thomas Jefferson, third president of the United States
halogen
(noun) any of five related nonmetallic elements (fluorine or chlorine or bromine or iodine or astatine) that are all monovalent and readily form negative ions
Source: WordNet® 3.1
halogen (plural halogens)
(chemistry) Any element of group 17, i.e. fluorine, chlorine, bromine, iodine and astatine, which form a salt by direct union with a metal.
A light fixture in which the filament is surrounded by an atmosphere of a halogen gas,
Source: Wiktionary
Hal"o*gen, n. Etym: [Gr. "a`ls, "alo`s, salt + -gen: cf. F. halogène.] (Chem.)
Definition: An electro-negative element or radical, which, by combination with a metal, forms a haloid salt; especially, chlorine, bromine, and iodine; sometimes, also, fluorine and cyanogen. See Chlorine family, under Chlorine.
Source: Webster’s Unabridged Dictionary 1913 Edition
24 December 2024
(adverb) in an intuitive manner; “inventors seem to have chosen intuitively a combination of explosive and aggressive sounds as warning signals to be used on automobiles”
“Coffee, the favorite drink of the civilized world.” – Thomas Jefferson, third president of the United States