air current

Definitions

  • WordNet 3.6
    • n air current air moving (sometimes with considerable force) from an area of high pressure to an area of low pressure "trees bent under the fierce winds","when there is no wind, row","the radioactivity was being swept upwards by the air current and out into the atmosphere"
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Usage

In literature:

In the acoustic sense, the air in the mouth-pharynx is still air, not air in a current.
"The Psychology of Singing" by David C. Taylor
The next thing is to learn to sit or sleep in a gentle current of air all the time you are indoors.
"Preventable Diseases" by Woods Hutchinson
Obvious and drowsy it might seem, but once he went ashore, the swarming, teeming life of it struck Shane like a current of air.
"The Wind Bloweth" by Brian Oswald Donn-Byrne
The development of flavor can be hastened by subjecting the cheese to a strong current of air.
"Prairie Farmer, Vol. 56: No. 3, January 19, 1884." by Various
Finally he compromised by suspending it to a low hanging chandelier, where it dangled swaying in the slight air currents.
"The 4-D Doodler" by Graph Waldeyer
The Indians around would have snatched it away had not a lucky current of air just then buoyed him up.
"The Indian Fairy Book" by Cornelius Mathews
The finer particles were carried by the air currents far over the surrounding country.
"The Western United States" by Harold Wellman Fairbanks
In a car or train do not fan yourself so vigorously that the person in front of you feels the air current upon the back of his neck.
"The Etiquette of To-day" by Edith B. Ordway
I knew this by the compressed current of air above, and the noise of motion.
"Old Mackinaw" by W. P. Strickland
On the Monday after Janet's arrival there was a suppressed current of excitement in the air.
"Phyllis" by Dorothy Whitehill
A current of cooler air was stirring close to the surface, as if it were the breathing of the sea, for there was no wind.
"The Island Home" by Richard Archer
Isn't it possible that an air current or something blew the smell away?
"Unwise Child" by Gordon Randall Garrett
This he did, because in a room on fire there is always a current of comparatively fresh air at the floor.
"Fighting the Flames" by R.M. Ballantyne
The horse does not swerve when a feint to strike is made unless the hand causes a current of air.
"Special Report on Diseases of the Horse" by United States Department of Agriculture
Common drain pipes would be full of air, which might, perhaps, in a feeble current, be sufficient to cause this deposit.
"Farm drainage" by Henry Flagg French
At first Godfrey was surprised at feeling a current of air coming down from above in the interior of Will Tree.
"Godfrey Morgan" by Jules Verne
As a rule, the ascending column of steam was projected three thousand feet or more before it was caught by the upper air current.
"Wealth of the World's Waste Places and Oceania" by Jewett Castello Gilson
Perhaps it was the motion that attracted the attention of the dealer, perhaps the influx of a current of fresh air.
"His Unquiet Ghost" by Charles Egbert Craddock (AKA Mary Noailles Murfree)
The air currents were still from the west, but the wind had died out.
"The Heart of Unaga" by Ridgwell Cullum
The pumps of their air-restorers and moisture-reclaimers were dependent on current.
"The Planet Strappers" by Raymond Zinke Gallun
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In poetry:

It was her wings,
Goddess!
Who stepped over the clouds,
And laid her rainbow feathers
Aslant on the currents of the air.
"The Captured Goddess" by Amy Lowell
All songs of current lands come sounding 'round me,
The German airs of friendship, wine and love,
Irish ballads, merry jigs and dances—English warbles,
Chansons of France, Scotch tunes—and o'er the rest,
Italia's peerless compositions.
"Proud Music Of The Storm" by Walt Whitman

In news:

AOPA supports the integration of unmanned aircraft systems (UAS) into the National Airspace System as long as they "do no harm" to current operators, said Heidi Williams, AOPA vice president of air traffic services and modernization.
The Valley currently sits at a good air quality rating.
Air France ruled that only male cabin crew were allowed to serve Dominique Strauss-Kahn, currently fighting accusations he attempted to rape a New York hotel maid.
Apple's current MacBook Air isn't the original notebook the company had planned.
WASHINGTON—Nearly all African Americans polled—97 percent—say they are unhappy with the Black TV programs currently on air.
Lance Fisher is currently in his 7th year of carrying the message of the outdoors on radio NW Outdoor Show airs Saturday mornings on Freedom 970 in Portland, Oregon.
The cable network's longest running series currently on air will celebrate its 100th episode and feature a two-hour musical this season.
Radon , Radon Go Away Combating radon pollution will someday be a bigger business than asbestos abatement, according to Current Indoor Air Systems Inc, of Boulder, Colo.
Northwood High School will release at 10:30 am due to air conditioning currently not working.
An Air Arabia flight and a flydubai flight nearly collided in midair during an April incident currently under investigation by civil aviation authorities.
USO-style event at air museum to salute current military members, veterans.
Knowing when, how, and why to challenge citations stemming from air sampling can save your site not only current penalties but also potential future litigation.
Its apparently a mistake, but wether the company is going to honor or not is currently up in the air.
Our trek into autumn continues throughout the upper Gunflint Territory…and senses are being excited, both visually and also with a caressing from chilled Canadian air currents.
Kentucky native, author Chris Offutt has written Episode 6, "Careless Love," for the current season of HBO's Treme, airing this Sunday, October 28.
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In science:

We interpret bνt = i as meaning that the ball thrown i − t seconds in the past will land t seconds in the future. (Alternatively, the ball landing t seconds in the future will have been in the air i seconds by the time it lands.) A TL-state completely captures the current status of Magnus.
Juggling probabilities
Currently, all telescopes with significant sensitivity in the VHE band are g round-based instruments that use the atmospheric Cherenkov or air shower techniques.
The Status of VHE Gamma-Ray Astronomy
CODALEMA currently observes ∼1 high-energy air shower per day, and is planning an upgrade to supplement the current log-periodic array with dipoles.
Radiowave Neutrino Detection
However, we found that in the current AMBER setup where the characterization of Ck s and Dk s depends on the phase induced by an air blade of variable properties (temperature, humidity, repeatability of piezo), one needs the best possible determination of this phase.
AMBER Task Force February 2008 run report
Each seem to give similar power output, but we will likely operate at the lower temperature options to minimize air currents around the oven and evaporation of oil or other contaminants onto the mirror surfaces located only millimeters away from the oven faces, as shown in Figure 7.8.
Single barium ion spectroscopy: light shifts, hyperfine structure, and progress on an optical frequency standard and atomic parity violation
The MAGIC Telescope MAGIC7 is currently the largest (17m-Ø) single-dish imaging air Cerenkov telescope.
Physics Insights from Recent MAGIC AGN Observations
An air-bearing turntable driven by an eddy-current motor provided a highly uniform rotation rate. A laser autocollimator measured the twist of the torsion pendulum.
Torsion-balance tests of the weak equivalence principle
Figure 3. (a) Bias dependent leakage current (I-V) curve of GO film measured in air. (b) Output (IDS–VDS) and (c) transfer (IDS–VGS) curves of the device with graphene oxide film as gate dielectric (channel width=2.5 mm, source-drain distance=1 mm) having P3HT as the semiconductor.
Flexible transistors exploiting P3HT on paper substrates and graphene oxide films as gate dielectrics: proof of concept
Graduates (ADI) and currently he is in the board of AIR, a national society for the promotion of scientific research.
Output Filter Aware Optimization of the Noise Shaping Properties of {\Delta}{\Sigma} Modulators via Semi-Definite Programming
To minimize seeing spirals, one should shelter the mirror from air currents.
Optical Tests of a 2.5-m diameter Liquid Mirror: Behavior under External Perturbations and Scattered Light Measurements
Abstract: The current status and prospects of deducing the proton-air cross section from fluorescence telescope measurements of extensive air showers are discussed.
On the relation between the proton-air cross section and fluctuations of the shower longitudinal profile
So, by means of the wave front sensor it was possible to make estimations of seeing for slow air currents under the dome.
Estimation of the dome seeing from results of the optics quality tests with Shack-Hartman wavefront sensor
But the presence of correlations on scale of the size of apertures (see fig. 5 and 6) indicates that this influen ce is not very large and most part of of observable air currents occur in a dome. Domes of ZTSh and Zeiss-1000 demonstrate much worse situation than for AZT -22 (0.34").
Estimation of the dome seeing from results of the optics quality tests with Shack-Hartman wavefront sensor
However, the array is most sensitive (by a factor of about five ) to Earth skimming charged current interactions of ντ in which a tau emerges from the nearby mountain and initiates an air shower over the array when it decays.
High Energy Neutrinos from Space
Dust particles, originating from many sources such clothing and skin, passing through the beam due to air currents or gravity will result in a non-zero loss term and momentarily reduce the magnitude of the photocurrent iHD1 .
Balanced Homodyne Detection of Optical Quantum States at Audio-Band Frequencies and Below
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