sigh


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sigh

 [si]
1. a long, audible exhalation.
2. an intermittent inflation of the lungs with a large volume from a mechanical ventilator; this is essentially a deep breath that is incorporated into the ventilation cycle. The use of large tidal volumes has replaced the use of the sigh in many settings.

sigh

(),
1. An audible inspiration and expiration under the influence of some emotion.
2. To perform such an act.
[A.S. sīcan]

sigh

sigh

Respiratory medicine
A breath occurring at regular (predictable) intervals, possibly in response to a slow decrease in lung compliance, which is seen when constant ventilation is maintained; sighs tend to be followed by smaller than normal breaths.
 
Vox populi
A deep exhalation of breath, typically with an overtone of sadness or wistfulness.

sigh

Augmented breath Pulmonology A breath occurring at regular–predictable intervals, possibly in response to the slow ↓ in lung compliance seen when constant ventilation is maintained; sighs tend to be followed by smaller than normal breaths. Cf Noisy breathing.

sigh

()
1. An audible inspiration and expiration under the influence of some emotion.
2. To perform such an act.
[A.S. sīcan]

sigh (sī),

n an audible and prolonged inspiration followed by a shortened expiration.

sigh

complementary breathing cycles characterized by a quick, deep inspiration followed by a slower expiration; probably a compensatory mechanism to counter poor ventilation.
References in classic literature ?
Don Fernando listened to her without replying, until, ceasing to speak, she gave way to such sobs and sighs that it must have been a heart of brass that was not softened by the sight of so great sorrow.
The heads were gone (knocked off by the French during their occupation of Venice,) but these were the throats, down which went the anonymous accusation, thrust in secretly at dead of night by an enemy, that doomed many an innocent man to walk the Bridge of Sighs and descend into the dungeon which none entered and hoped to see the sun again.
The ponderous stone Bridge of Sighs crosses it at the second story--a bridge that is a covered tunnel-- you can not be seen when you walk in it.
The only thing is to prepare ourselves for changes," said Sighs, who had conducted the fifth form for five and twenty years with unparalleled incompetence.
When Tar and Sighs were walking together to the Chapter House on Speech-Day a week later, Tar, who had a bitter tongue, remarked to his colleague:
The rain caused huge sigh of relief for farmers especially of arid areas in preparation of land for wheat sowing in Khyber Pakthunkhwa.
Rosie Lamb and mum Kelly having a good time at the Golden Jubilee Music festival |and show as Big Sigh and the Yawns, above left, had the crowd going with covers of famous songs
Celeb Big Brother babe Cami Li, below, wins immunity from tomorrow's eviction, ex-fiance Kirk Norcross will sigh with relief.
The hearing officer filed a lawsuit in 2008 alleging that he was demoted after he raised concerns that Edward, Holmes and others were trying to influence his decision that Sigh not have to register as a sex offender.
However, as the situation moved towards peaceful resolution investors heaved a sigh of relief, dealers said, adding fresh buying was seen at lower levels helping the index not only to recover early losses but make fresh gains before closing just below the historic 29,000-point level.
Muscat: Residents and owners of commercial establishments in and around Ruwi heaved a sigh of relief yesterday morning when the water supply was restored after an entire day of disruption.
Our dedicated teams of newspaper delivery people will be handing out copies of THE UNIVERSAL SIGH to anyone who wants one, until we run out