There are four varieties of commercially viable coffee: Arabica, Liberica, Excelsa, and Robusta. Growers predominantly plant the Arabica species. Although less popular, Robusta tastes slightly more bitter and contains more caffeine.
spirograph
(noun) a measuring instrument for recording the depth and rapidity of breathing movements
Source: WordNet® 3.1
spirograph (plural spirographs)
(medicine) an instrument for measuring and recording the depth and rapidity of breathing movements
Spirograph (plural Spirographs)
A geometric drawing toy consisting of a set of plastic gears and toothed rings.
Source: Wiktionary
Spi"ro*graph, n. Etym: [L. spirare to breathe + -graph.] (Physiol.)
Definition: An instrument for recording the respiratory movements, as the sphygmograph does those of the pulse.
Source: Webster’s Unabridged Dictionary 1913 Edition
6 June 2025
(noun) wit having a sharp and caustic quality; “he commented with typical pungency”; “the bite of satire”
There are four varieties of commercially viable coffee: Arabica, Liberica, Excelsa, and Robusta. Growers predominantly plant the Arabica species. Although less popular, Robusta tastes slightly more bitter and contains more caffeine.