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.
NANOMETRE
nanometer, nanometre, nm, millimicron, micromillimeter, micromillimetre
(noun) a metric unit of length equal to one billionth of a meter
Source: WordNet® 3.1
Etymology
Noun
nanometre (plural nanometres)
An SI subunit of length equal to 10-9 metres. Symbol: nm
Anagrams
• nanometer
Source: Wiktionary
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Word of the Day
5 April 2025
SET
(noun) an unofficial association of people or groups; “the smart set goes there”; “they were an angry lot”
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