“Coffee, the favorite drink of the civilized world.” – Thomas Jefferson, third president of the United States
PLEUROSIGMA
Pleu`ro*sig"ma, n. Etym: [NL. See Pleuro-, and Sigma.] (Bot.)
Definition: A genus of diatoms of elongated elliptical shape, but having the sides slightly curved in the form of a letter S. Pleurosigma angulatum has very fine striations, and is a favorite object for testing the high powers of microscopes.
Source: Webster’s Unabridged Dictionary 1913 Edition
Recent Word Finds
Word of the Day
18 March 2025
ODONTOGLOSSUM
(noun) any of numerous and diverse orchids of the genus Odontoglossum having racemes of few to many showy usually large flowers in many colors
Coffee Trivia
