##  [Absorption](/absorption) 

  ##  [Absorption](https://health.quantumdictionary.io/absorption-0) 

  

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**Health & Life Sciences Dictionary**

 







 

 

 

 



 

 

 

 

Definition

The translocation of digested nutrients, water and electrolytes across the intestinal epithelium into the portal blood or lymphatic system by selective physical and carrier‑mediated processes; includes passive diffusion, facilitated diffusion, active transport, and transcytosis, as well as paracellular water and ion movement driven by osmotic and electrochemical gradients.