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.
steelhead (plural steelheads or steelhead)
The anadromous form of the rainbow trout, Oncorhynchus mykiss.
The ruddy duck.
• (fish): steelhead salmon
• lead sheet, leadsheet
Source: Wiktionary
Steel"head`, n.
1. (Zoöl.)
Definition: A North Pacific salmon (Salmo Gairdneri) found from Northern California to Siberia; -- called also hardhead, and preesil.
2. (Zoöl.)
Definition: The ruddy duck.
Source: Webster’s Unabridged Dictionary 1913 Edition
2 April 2025
(adjective) secret or hidden; not openly practiced or engaged in or shown or avowed; “covert actions by the CIA”; “covert funding for the rebels”
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.