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.
aurous, auric
(adjective) of or relating to or containing or derived from gold
Source: WordNet® 3.1
aurous (comparative more aurous, superlative most aurous)
Relating to gold.
Containing gold.
(inorganic chemistry) Containing univalent gold.
Source: Wiktionary
Au"rous, a.
1. Containing gold.
2. (Chem.)
Definition: Pertaining to, or derived from, gold; -- said of those compounds of gold in which this element has its lower valence; as, aurous oxide.
Source: Webster’s Unabridged Dictionary 1913 Edition
28 May 2025
(noun) a distinctive but intangible quality surrounding a person or thing; “an air of mystery”; “the house had a neglected air”; “an atmosphere of defeat pervaded the candidate’s headquarters”; “the place had an aura of romance”
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.