hypertonicity

from WordNet (r) 3.0 (2006)
hypertonicity
    n 1: (of a solution) the extent to which a solution has a higher
         osmotic pressure than some other [ant: {hypotonicity}]
    2: (of muscular tissue) the state of being hypertonic [syn:
       {hypertonia}, {hypertonus}, {hypertonicity}] [ant:
       {hypotonia}, {hypotonicity}, {hypotonus}]
    

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