lag

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lag

[lag]
(civil engineering)
A flat piece of material, usually wood, used to wedge timber or steel supports against the ground and to make secure the space between supports.
(electronics)
A persistence of the electric charge image in a camera tube for a small number of frames.
(physics)
The difference in time between two events or values considered together.

LAG

On drawings, abbr. for lagging.

lag

lagclick for a larger image
i. A delay or time interval in an instrument like the vertical speed indicator (VSI) or an altimeter between the actual event and its display. An altimeter lags in steep descent and very steep climbs, while some lag is inherent on all VSIs.
ii. The angular crankshaft movement between a reference position such as TDC (top dead center), BDC (bottom dead center), and the opening or closure of a valve. Also called valve lag.
iii. The angular movement between the helicopter hub and the temporary slower blade.
iv. The delay in the human reaction to an event.

lag

References in periodicals archive ?
"Then I scooped out the asbestos mix into a bucket and took it to where the laggers were working."
Teesside Coroner's Court heard that Mr Lewis had worked at a power station in Billingham during the 1950s, 60s and 70s and had frequently been covered in asbestos dust as laggers knocked old asbestos off pipes.
One of the victims, Doreen Fox's husband Thomas worked as a lagger for insulation firm Joseph Naddin for two years in the 1950s.
He worked as a lagger for industrial insulation firm Joseph Nadin for two years in the 1950s, before unloading cargo for 25 years as a docker in the city.
Colin was diagnosed as suffering from asbestosis 40 years after he started work at Washington Chemical Company as a lagger. Just 16 months after being diagnosed, he passed away.
Debbie Brewer, 47, was exposed to asbestos by her father Philip Northmore when he was a lagger at Devonport Dockyard in 1966.
From 1958 to 1962 he worked as a lagger at Darlington Insulation and then worked for John T Schofield & Sons from 1962 to 1963.
But he has recently said the aid won't be delivered until 2015, a decision that led Bono to call him a "lagger".
STEPHEN MCKENRY, 20, A LAGGER, FROM LOW FELL: The likes of Dyer and Jenas should be going.
The day's biggest index lagger was MPI (-3 percent), while Jollibee, Bloomberry, ICTSI and SM Prime lost over 2 percent of stock value.
Teesside Coroner's Court heard yesterday that Barry Peacock, 66, of St James Court, was exposed to asbestos in his job as a pipe lagger in the 60s.