Coffee is the second largest traded commodity in the world, next to crude oil. It’s also one of the oldest commodities, with over 2.25 billion cups of coffee consumed worldwide daily.
APLANATICALLY
APLANATIC
Ap`la*nat"ic, a. Etym: [Gr. (Opt.)
Definition: Having two or more parts of different curvatures, so combined as to remove spherical aberration; -- said of a lens. Aplanatic focus of a lens (Opt.), the point or focus from which rays diverging pass the lens without spherical aberration. In certain forms of lenses there are two such foci; and it is by taking advantage of this fact that the best aplanatic object glasses of microscopes are constructed.
Source: Webster’s Unabridged Dictionary 1913 Edition
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Word of the Day
4 April 2025
GUILLOTINE
(verb) kill by cutting the head off with a guillotine; “The French guillotined many Vietnamese while they occupied the country”
Coffee Trivia
