astrocytoma
noun (plural -mas; also astrocytomata) Etymology: New Latin Date: circa 1923 a nerve-tissue tumor composed of astrocytes

New Collegiate Dictionary. 2001.

Look at other dictionaries:

  • astrocytoma — n. a tumor of nervous tissue derived from interstitial cells, in which the cells are relatively well differentiated and resemble astrocytes. The occur primarily in the crebrum and cerebellum. Stedman [PJC] …   The Collaborative International Dictionary of English

  • Astrocytoma — vgl. Astrozytom …   Das Wörterbuch medizinischer Fachausdrücke

  • Astrocytoma — Caption = Two images the above of which shows a normal brain and the below shows astrocytoma. OMIM = 137800 OMIM mult = MedlinePlus = eMedicineSubj = med eMedicineTopic = 2693 DiseasesDB = 29449 Astrocytomas are primary central nervous system… …   Wikipedia

  • astrocytoma — A neuro ectodermal tumour (glioma) arising from astrocytes. Probably the commonest glioma, it has a tendency to become anaplastic …   Dictionary of molecular biology

  • astrocytoma — as·tro·cy·to·ma (ăs trō sī tōʹmə) n. pl. as·tro·cy·to·mas or as·tro·cy·to·ma·ta ( mə tə) A malignant tumor of nervous tissue composed of astrocytes. * * * …   Universalium

  • astrocytoma — noun A cancer of the brain that originates in astrocytes …   Wiktionary

  • astrocytoma — A glioma derived from astrocytes. [G. astron, star, + kytos, cell, + oma, tumor] anaplastic a. intermediate grade a. characterized by increased cellularity, nuclear pleomorphism, mitoses, and variable …   Medical dictionary

  • astrocytoma — n. tumor which is composed of astrocytes and forms in the brain or nervous system (Medicine) …   English contemporary dictionary

  • astrocytoma — as·tro·cy·to·ma …   English syllables

  • astrocytoma — n. a brain tumour derived from non nervous cells (glia), which – unlike the neurones – retain the ability to reproduce themselves by mitosis. All grades of malignancy occur, from slow growing tumours whose histological structure resembles normal… …   The new mediacal dictionary

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