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.
INVAR
Invar
(noun) an alloy of iron and nickel having a low coefficient of thermal expansion; used in tuning forks and measuring tapes and other instruments
Source: WordNet® 3.1
Etymology
Noun
invar (countable and uncountable, plural invars)
An alloy of iron containing 35.5% nickel, and having a very low coefficient of expansion.
Anagrams
• Arvin, Narvi, Vanir, ravin, ravin'
Source: Wiktionary
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Word of the Day
21 June 2025
SUFFOCATION
(noun) the condition of being deprived of oxygen (as by having breathing stopped); “asphyxiation is sometimes used as a form of torture”
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