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.
xeroderma, xerodermia
(noun) a mild form of ichthyosis characterized by abnormal dryness and roughness of the skin
Source: WordNet® 3.1
xeroderma (plural xerodermas or xerodermata)
(pathology) Any of various skin diseases characterised by dry hard scaly skin, especially ichthyosis.
• xerodermia
Source: Wiktionary
Xe`ro*der"ma, n. Etym: [NL., fr. Gr. (Med.) (a) Ichthyosis. (b) A skin disease characterized by the presence of numerous small pigmented spots resembling freckles, with which are subsequently mingled spots of atrophied skin.
Source: Webster’s Unabridged Dictionary 1913 Edition
3 June 2025
(noun) (law) someone who owns (is legal possessor of) a business; “he is the owner of a chain of restaurants”
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.