The expression “coffee break” was first attested in 1952 in glossy magazine advertisements by the Pan-American Coffee Bureau.
anorthite
(noun) rare plagioclastic feldspar occurring in many igneous rocks
Source: WordNet® 3.1
anorthite (plural anorthites)
(mineral) A variety of plagioclase feldspar, the calcium endmember of that series.
Source: Wiktionary
A*nor"thite, n. Etym: [Gr.
Definition: A mineral of the feldspar family, commonly occurring in small glassy crystals, also a constituent of some igneous rocks. It is a lime feldspar. See Feldspar.
Source: Webster’s Unabridged Dictionary 1913 Edition
12 June 2025
(noun) a decrease in the density of something; “a sound wave causes periodic rarefactions in its medium”
The expression “coffee break” was first attested in 1952 in glossy magazine advertisements by the Pan-American Coffee Bureau.