Aspiration
Encyclopedia
Aspiration may refer to:
In linguistics:
In engine technology:
In medicine:
Aspiration may also mean:
In linguistics:
- Aspirated consonant, a plosive pronounced with a strong burst of air
- DebuccalizationDebuccalizationDebuccalization is a sound change in which a consonant loses its original place of articulation and becomes or . The pronunciation of a consonant as is sometimes called aspiration, but in phonetics aspiration is the burst of air accompanying a plosive...
, the conversion of a consonant to [h] or [ʔ] - Voiceless glottal fricativeVoiceless glottal fricativeThe voiceless glottal transition, commonly called a "fricative", is a type of sound used in some spoken languages which patterns like a fricative or approximant consonant phonologically, but often lacks the usual phonetic characteristics of a consonant...
[h]
In engine technology:
- Naturally aspirated engine, an internal combustion engine that relies on atmospheric pressure for air intake
- SuperchargerSuperchargerA supercharger is an air compressor used for forced induction of an internal combustion engine.The greater mass flow-rate provides more oxygen to support combustion than would be available in a naturally aspirated engine, which allows more fuel to be burned and more work to be done per cycle,...
- TurbochargerTurbochargerA turbocharger, or turbo , from the Greek "τύρβη" is a centrifugal compressor powered by a turbine that is driven by an engine's exhaust gases. Its benefit lies with the compressor increasing the mass of air entering the engine , thereby resulting in greater performance...
- Supercharger
In medicine:
- Pulmonary aspirationPulmonary aspirationPulmonary aspiration is the entry of material from the oropharynx or gastrointestinal tract into the larynx and lower respiratory tract...
, the entry of secretions or foreign material into the trachea and lungs - Aspiration pneumoniaAspiration pneumoniaAspiration pneumonia is bronchopneumonia that develops due to the entrance of foreign materials into the bronchial tree, usually oral or gastric contents...
, a lung infection caused by pulmonary aspiration - Needle aspiration biopsyNeedle aspiration biopsyNeedle aspiration biopsy , may refer to fine needle aspiration cytology , fine needle aspiration biopsy and fine needle aspiration , is a diagnostic procedure sometimes used to investigate superficial lumps or masses...
, a surgical procedure - Vacuum aspiration, a pregnancy termination procedure
- Nasogastric aspirationNasogastric intubationNasogastric intubation is a medical process involving the insertion of a plastic tube through the nose, past the throat, and down into the stomach.-Uses:...
, the removal of the stomach's contents via a nasogastric tube.
Aspiration may also mean:
- HopeHopeHope is the emotional state which promotes the belief in a positive outcome related to events and circumstances in one's life. It is the "feeling that what is wanted can be had or that events will turn out for the best" or the act of "look[ing] forward to with desire and reasonable confidence" or...
or AmbitionAmbitionAmbition is the desire for personal achievement. It provides the motivation and determination necessary to achieve a particular end or condition. Ambitious people are characterised by their strong desire for attainment, power, or superiority...