As a noun cyst
is a pouch or sac without opening, usually membranous and containing morbid matter, which develops in one of the natural cavities or in the substance of an organ.
As an initialism cest is
central european summer time.
cyst
English
(wikipedia)
Noun
(
en noun)
A pouch or sac without opening, usually membranous and containing morbid matter, which develops in one of the natural cavities or in the substance of an organ.
See also
* enchondroma
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