cutoff

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cutoff

[′kət‚ȯf]
(aerospace engineering)
The shutting off of the propellant flow in a rocket, or the stopping of the combustion of the propellant.
(civil engineering)
A channel constructed to straighten a stream or to bypass large bends, thereby relieving an area normally subjected to flooding or channel erosion.
An impermeable wall, collar, or other structure placed beneath the base or within the abutments of a dam to prevent or reduce losses by seepage along otherwise smooth surfaces or through porous strata.
(electronics)
The minimum value of bias voltage, for a given combination of supply voltages, that just stops output current in an electron tube, transistor, or other active device.
(engineering)
A misfire in a round of shots because of severance of fuse owing to rock shear as adjacent charges explode.
The line on a plastic object formed by the meeting of the two halves of a compression mold. Also known as flash groove; pinch-off.
(geology)
A new, relatively short channel formed when a stream cuts through the neck of an oxbow or horseshoe bend.
(mechanical engineering)
The shutting off of the working fluid to an engine cylinder.
The time required for this process.
(mining engineering)
A quarryman's term for the direction along which the granite must be channeled, because it will not split.
The number of feet a bit may be used in a particular type of rock (as specified by the drill foreman).
Minimum percentage of mineral in an ore that can be mined profitably.
(physics)
Technique used when the contribution to the value of a physical quantity given by integration over a certain variable is absurd (in particular, when the contribution is infinite); involves cutting off the integral at some limit.

cutoff

1. The prescribed elevation at which the top of a drive pile is cut.
2. A structure, such as a wall, intended to eliminate or reduce percolation through porous strata.
References in periodicals archive ?
Lipase, on the other hand, had a sensitivity of 91% at the cut-off level, demonstrating its superiority in this regard, which should translate into significantly fewer diagnostic CT scans.
Whilst this condition is necessary, it is not sufficient to fully characterise the resulting effort level: there is also a need to model the determination of the cut-off level of the signal below which the worker will be fired.
Taken as a whole there is considerable overlap of the index between IDD and NIDD groups, with six (32%) of the IDD group above the cut-off level of 10 units and seven (27%) of the NIDD group below it despite the statistical separation of means.
We divided infertile subjects into two subgroups on the basis of AMH levels which were consistent with the findings of another study in which 97% of infertile women were identified with a reduced ovarian reserve, with a cut-off level less than 1.
The Hb cut-off level for allowing donors to donate is 12.
The specificity and sensitivity of single hCG measurement in the detection of ectopic pregnancy at the cut-off level of 104 mlU/ml were 100% and 85% respectively.
24 October 2011 - Norway's cancer drug developer Clavis Pharma ASA (OSL:CLAVIS) said on Monday that it had successfully established the cut-off level for defining hENT1 low vs.
This year's increase was only marginally below the five per cent cut-off level at which the Government considered imposing council tax capping on high-spending local authorities.
The Avotus Telicost solution empowers enterprises to configure real-time alerts pop-alerts for employees when a pre-determined rate plan limit is approached or exceeded, set a cut-off level to prevent a particular feature--like data, voice or SMS--from working once a predefined threshold is reached, track devices and setup Geo-Fence or virtual perimeter for real-world geographic location tracking, and monitor data, voice, and SMS usage on devices in a quick and easy manner.
We distributed the serum cholesterol values of SCH patients above and below its obtained cut-off level into two groups of high and low hsCRP followed by analysing their difference by Chi square analysis (Table 5).