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.
etiologist, aetiologist
(noun) a specialist in the etiology of diseases
Source: WordNet® 3.1
aetiologist (plural aetiologists)
One who studies aetiology.
Source: Wiktionary
11 January 2025
(noun) low evergreen shrub of high north temperate regions of Europe and Asia and America bearing red edible berries
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.