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[pol-ee-sahy-klik, -sik-lik] /ˌpɒl iˈsaɪ klɪk, -ˈsɪk lɪk/

adjective, Chemistry.
pertaining to an organic compound containing several atomic rings, usually fused.
(of a molecule or compound) containing or having molecules that contain two or more closed rings of atoms
(biology) having two or more rings or whorls: polycyclic shells, a polycyclic stele
a polycyclic compound: anthracene is a polycyclic
(pŏl’ĭ-sī’klĭk, -sĭk’lĭk)
Having two or more atomic rings in a molecule. Steroids are polycyclic compounds.


Read Also:

  • Polycyesis

    polycyesis pol·y·cy·e·sis (pŏl’ē-sī-ē’sĭs) n. Multiple pregnancy.

  • Polycystic

    /ˌpɒlɪˈsɪstɪk/ adjective 1. (med) containing many cysts: a polycystic ovary polycystic pol·y·cys·tic (pŏl’ē-sĭs’tĭk) adj. Having or containing many cysts.

  • Polycystic kidney

    polycystic kidney n. An inherited progressive disease characterized by formation of multiple cysts of varying size scattered diffusely throughout both kidneys and resulting in destruction of the kidney parenchyma, hypertension, bloody urine, and uremia. Also called polycystic disease of kidneys.

  • Polycystic liver

    polycystic liver n. Gradual cystic dilation of intralobular bile ducts that fail to involute in embryologic development of the liver.

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