penetration

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Related to market penetration: Market development, market penetration pricing

penetration

1. Marketing the proportion of the total number of potential purchasers of a product or service who either are aware of its existence or actually buy it
2. another name for depth of field

penetration

[‚pen·ə′trā·shən]
(aerospace engineering)
That phase of the letdown from high altitude to a specified approach altitude.
(metallurgy)
The distance from the original surface of the base metal to that point at which weld fusion ends.
A surface defect on a casting caused by molten metal filling voids in the sand mold.
(ordnance)
Distance to which a projectile sinks into a target.

penetration

1. The intersection of two vaulting surfaces.
2. The consistency of a bituminous material expressed as the distance (in hundredths of a centimeter) that a standard needle vertically penetrates a sample of the material under known conditions of loading, time, and temperature. Unless otherwise specified, the load, time, and temperature are understood to be 100 g, 5 sec, and 25°C (77°F), respectively.

penetration

penetrationclick for a larger image
i. That portion of a published high-altitude instrument approach procedure that prescribes a descent path from the fix on which the procedure is based to a fix or an altitude from which an approach to the airport is made.
ii. A flight into hostile airspace as in to penetrate enemy air defense. Also, the depth to which something penetrates, as in “When the Allied bombers increased their penetration into Germany.”
iii. The term also refers to weather penetration, which implies a flight deep into a cloud with vertical development or into the eye of a tropical revolving storm, as in “the aircraft penetrated the cumulonimbus clouds and came out unscathed.”

penetration

The successful unauthorized breach of a security perimeter. See penetration test.