Definitions

from The American Heritage® Dictionary of the English Language, 5th Edition.

  • noun Reversion of cells to an immature or a less differentiated form, as occurs in most malignant tumors.

from The Century Dictionary.

  • noun In pathology, the sum of the morphological, structural, chemical, and other alterations which cells undergo when assuming the characteristics of malignancy.
  • noun Same as anaplasis.

from the GNU version of the Collaborative International Dictionary of English.

  • noun loss of structural differentiation within a cell or group of cells often with increased capacity for multiplication, as in a malignant tumor.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • noun biology A reversion of differentiation in cells that is characteristic of malignancy in tumours

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • noun loss of structural differentiation within a cell or group of cells often with increased capacity for multiplication, as in a malignant tumor

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

ana- + -plasia

Examples

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