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.
semiannual, biannual, biyearly, half-yearly
(adjective) occurring or payable twice each year
Source: WordNet® 3.1
semiannual (not comparable)
Biannual: occurring twice a year
• biannual
semiannual (plural semiannuals)
Something occurring twice each year.
• biannual
Source: Wiktionary
Sem`i*an"nu*al, a.
Definition: Half-yearly.
Source: Webster’s Unabridged Dictionary 1913 Edition
12 March 2025
(noun) small Australian parakeet usually light green with black and yellow markings in the wild but bred in many colors
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.