What does cyst mean?
A closed sac or capsule, especially one containing a fluid or semi-fluid substance, such as pus or a secretion. A cyst can be a normal or abnormal growth in the body.
Example
"The doctor ordered a biopsy to determine if the lump on her skin was a cyst or a tumor."
Reviewed by Deb Chak, Editor. AI-assisted content curated by RJS Tech Solutions LLP.