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.
Obama, Barack Hussein Obama
(noun) 44th President of the United States; first African-American President
Source: WordNet® 3.1
25 March 2025
(noun) fixation (as by a plaster cast) of a body part in order to promote proper healing; “immobilization of the injured knee was necessary”
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.