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.
spur, spine, acantha
(noun) any sharply pointed projection
Source: WordNet® 3.1
acantha (plural acanthas)
(botany) A prickle.
(zoology) A spine or prickly fin.
(anatomy) A spinous process of a vertebra.
Source: Wiktionary
A*can"tha, n. Etym: [Gr. Acute.]
1. (Bot.)
Definition: A prickle.
2. (Zoöl.)
Definition: A spine or prickly fin.
3. (Anat.)
Definition: The vertebral column; the spinous process of a vertebra. Dunglison.
Source: Webster’s Unabridged Dictionary 1913 Edition
30 May 2025
(noun) (sports) a return made with the palm of the hand facing the direction of the stroke (as in tennis or badminton or squash)
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.