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.
duct
(noun) an enclosed conduit for a fluid
duct, epithelial duct, canal, channel
(noun) a bodily passage or tube lined with epithelial cells and conveying a secretion or other substance; “the tear duct was obstructed”; “the alimentary canal”; “poison is released through a channel in the snake’s fangs”
duct
(noun) a continuous tube formed by a row of elongated cells lacking intervening end walls
Source: WordNet® 3.1
duct (plural ducts)
A pipe, tube or canal which carries gas or liquid from one place to another.
An enclosure or channel for electrical cable runs.
(obsolete) Guidance; direction.
duct (third-person singular simple present ducts, present participle ducting, simple past and past participle ducted)
To channel something through a duct (or series of ducts).
Source: Wiktionary
Duct, n. Etym: [L. ductus a leading, conducting, conduit, fr. ducere, ductum, to lead. See Duke, and cf. Douche.]
1. Any tube or canal by which a fluid or other substance is conducted or conveyed.
2. (Anat.)
Definition: One of the vessels of an animal body by which the products of glandular secretion are conveyed to their destination.
3. (Bot.)
Definition: A large, elongated cell, either round or prismatic, usually found associated with woody fiber.
Note: Ducts are classified, according to the character of the surface of their walls, or their structure, as annular, spiral, scalariform, etc.
4. Guidance; direction. [Obs.] Hammond.
Source: Webster’s Unabridged Dictionary 1913 Edition
3 May 2025
(adjective) worth having or seeking or achieving; “a desirable job”; “computer with many desirable features”; “a desirable outcome”
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.