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.
sonic
(adjective) relating to audible sound; “a sonic wave”
sonic, transonic
(adjective) (of speed) having or caused by speed approximately equal to that of sound in air at sea level; “a sonic boom”
Source: WordNet® 3.1
sonic
Of or relating to sound.
Having a speed approaching that of the speed of sound in air.
• ICONs, Nicos, cions, coins, icons, scion
Source: Wiktionary
5 May 2025
(adjective) not developed, improved, exploited or used; “vast unexploited (or undeveloped) natural resources”; “taxes on undeveloped lots are low”
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.