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Contents contributed and discussions participated by Guillermo Santamaria

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Guillermo Santamaria

define:feudalism - Google Search - 1 views

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feudalism Middle Ages

shared by Guillermo Santamaria on 02 Feb 10 - Cached
  • The system of governing whereby semiautonomous landed nobility had certain responsibilities to the king, in return for the use of grants of land (fiefs), worked by the labor of a semi-free peasantry (serfs).
    • Guillermo Santamaria
      Guillermo Santamaria on 02 Feb 10
       
      semiautonomous = partly independent
Guillermo Santamaria

Miasma theory of disease - Wikipedia, the free encyclopedia - 6 views

en.wikipedia.org/...Miasma_theory_of_disease

miasma diasease

shared by Guillermo Santamaria on 01 Feb 10 - Cached
  • The miasmatic theory of disease held that diseases such as cholera or the Black Death were caused by a miasma (Greek language: "pollution"), a noxious form of "bad air". In general, this concept has been supplanted by the more scientifically founded germ theory of disease.
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