Search Result for "blood-brain barrier":
Wordnet 3.0

NOUN (1)

1. a mechanism that creates a barrier between brain tissues and circulating blood; serves to protect the central nervous system;
- Example: "the brain was protected from the large molecules of the virus by the blood-brain barrier"



WordNet (r) 3.0 (2006):

blood-brain barrier
    n 1: a mechanism that creates a barrier between brain tissues
         and circulating blood; serves to protect the central
         nervous system; "the brain was protected from the large
         molecules of the virus by the blood-brain barrier"