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.
VESICLE
vesicle, cyst
(noun) a small anatomically normal sac or bladderlike structure (especially one containing fluid)
Source: WordNet® 3.1
Etymology
Noun
vesicle (plural vesicles)
(cytology) A membrane-bound compartment found in a cell.
A small bladder-like cell or cavity; a vesicula.
(anatomy) A small sac or cyst or vacuole, especially one containing fluid. A blister formed in or beneath the skin, containing serum. A bleb.
(anatomy) A pocket of embryonic tissue that is the beginning of an organ.
(geology) A small cavity formed in volcanic rock by entrapment of a gas bubble during solidification.
Source: Wiktionary
Ves"i*cle, n. Etym: [L. vesicula, dim. of vesica a bladder, blister; akin to Skr. vasti bladder: cf. F. vésicule.]
Definition: A bladderlike vessel; a membranous cavity; a cyst; a cell. Specifically: --(a) (Bot.)
Definition: A small bladderlike body in the substance of vegetable, or upon the surface of a leaf. (b) (Med.)
Definition: A small, and more or less circular, elevation of the cuticle, containing a clear watery fluid. (c) (Anat.) A cavity or sac, especially one filled with fluid; as, the umbilical vesicle. (d) (Zoöl.) A small convex hollow prominence on the surface of a shell or a coral. (e) (Geol.) A small cavity, nearly spherical in form, and usually of the size of a pea or smaller, such as are common in some volcanic rocks. They are produced by the liberation of watery vapor in the molten mass.
Source: Webster’s Unabridged Dictionary 1913 Edition
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2 April 2025
COVERT
(adjective) secret or hidden; not openly practiced or engaged in or shown or avowed; “covert actions by the CIA”; “covert funding for the rebels”
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