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Noun: retention  ri'ten-shun
  1. The act of retaining something
    - keeping, holding
  2. The power of retaining and recalling past experience
    - memory, retentiveness, retentivity
  3. The power of retaining liquid
    "moisture retention of soil";
    - retentiveness, retentivity
  4. (medicine) the involuntary withholding of urine and faeces

Derived forms: retentions

Type of: faculty, impermeability, impermeableness, mental faculty, module, ownership, possession

Encyclopedia: Retention