pressure disturbance

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• pressure wave — n a wave (as a sound wave) in which the propagated disturbance is a variation of pressure in a material medium (as air) …   Medical dictionary

• Pressure coefficient — The pressure coefficient is a dimensionless number which describes the relative pressures throughout a flow field in fluid dynamics. The pressure coefficient is used in aerodynamics and hydrodynamics. Every point in a fluid flow field has its own …   Wikipedia

• Pressure of speech — SignSymptom infobox Name = Other speech disturbance ICD10 = R47.8 ICD9 = ICD9|784.5 Pressure of speech is a tendency to speak rapidly and frenziedly, as if motivated by an urgency not apparent to the listener. The speech produced, sometimes… …   Wikipedia

• pressure wave — noun Date: 1942 a wave (as a sound wave) in which the propagated disturbance is a variation of pressure in a material medium called also P wave …   New Collegiate Dictionary

• pressure wave — noun : a wave (as a sound wave) in which the propagated disturbance is a variation of pressure in a material medium called also P wave …   Useful english dictionary

• disturbance — /di sterr beuhns/, n. 1. the act of disturbing. 2. the state of being disturbed. 3. an instance of this; commotion. 4. something that disturbs. 5. an outbreak of disorder; a breach of public peace: Political disturbances shook the city. 6.… …   Universalium

• disturbance — dis•turb•ance [[t]dɪˈstɜr bəns[/t]] n. 1) the act of disturbing 2) the state of being disturbed 3) an instance of this; commotion 4) something that disturbs 5) an outbreak of disorder 6) mer any cyclonic storm or low pressure area, usu. a small… …   From formal English to slang

• Normal pressure hydrocephalus — Classification and external resources ICD 10 G91.2 ICD 9 331.9 …   Wikipedia

• Sound pressure — Sound measurements Sound pressure p, SPL Particle velocity v, SVL Particle displacement ξ Sound intensity I, SIL Sound power Pac Sound power level SWL Sound energy Sound energy d …   Wikipedia

• High pressure nervous syndrome — (HPNS) is a neurological and physiological diving disorder that results when a diver spends too much time breathing a high pressure mixture of helium and oxygen (heliox).cite book |title=Bennett and Elliott s physiology and medicine of diving,… …   Wikipedia

• Solar radiation pressure — In astronomy, Solar radiation pressure is the force exerted by solar radiation on objects within its reach. Solar radiation pressure is of interest in astrodynamics, as it is one source of the orbital perturbations.The disturbance force can be… …   Wikipedia