guarana
UK[ˌɡwɑː.rəˈnɑː]US[ˌɡwɑː.rəˈnɑː]
n
a climbing plant native to the Amazon basin, with large leaves and clusters of flowers.
n
the seeds of this plant, which contain caffeine and are used as a stimulant and in energy drinks.
Etymology
the word 'guarana' entered english via portuguese, originating from the tupi-guarani name for the plant, believed to be derived from the tupi word 'warana'. the tupi-guarani peoples of the amazon were the first to cultivate and use the plant's seeds for their stimulant properties. the term was adopted by portuguese colonists and subsequently entered international botanical and commercial lexicons. as a direct loanword, its form and meaning have been preserved with minimal alteration from its indigenous source.
Analysis
this word is a loanword from portuguese, borrowed from the tupi-guarani language family. it is not segmentable into meaningful morphemes using english or classical language roots.
Examples
guarana seeds are often roasted and ground into a powder for use in beverages.
many energy drinks list guarana extract as a key ingredient for its natural caffeine content.
the guarana plant produces bright red fruit that splits open when ripe, revealing its black seeds.