Search Result for "overpressure": 
Wordnet 3.0

NOUN (1)

1. a transient air pressure greater than the surrounding atmospheric pressure;
- Example: "the overpressure of the blast kills by lethal concussion"



The Collaborative International Dictionary of English v.0.48:

Overpressure \O"ver*pres"sure\, n.
   Excessive pressure or urging. --London Athenaeum.
   [1913 Webster]


WordNet (r) 3.0 (2006):

overpressure
    n 1: a transient air pressure greater than the surrounding
         atmospheric pressure; "the overpressure of the blast kills
         by lethal concussion"