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.
permeable
(adjective) allowing fluids or gases to pass or diffuse through; “permeable membranes”; “rock that is permeable by water”
Source: WordNet® 3.1
permeable (comparative more permeable, superlative most permeable)
that absorbs or allows the passage of fluids
Synonym: water-permeable
Antonym: impermeable
Source: Wiktionary
Per"me*a*ble, a. Etym: [L. permeabilis: cf. F. perméable. See Permeate.]
Definition: Capable of being permeated, or passed through; yielding passage; passable; penetrable; -- used especially of substances which allow the passage of fluids; as, wood is permeable to oil; glass is permeable to light. I. Taylor.
Source: Webster’s Unabridged Dictionary 1913 Edition
9 May 2025
(noun) anything in accord with principles of justice; “he feels he is in the right”; “the rightfulness of his claim”
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.