penetration


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Related to penetration: making love, market penetration, 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.
References in classic literature ?
It would have required the penetration of Oedipus or the Sphinx to have divined the irony the count concealed beneath these words, apparently uttered with the greatest politeness.
Young ladies have great penetration in such matters as these; but I think I may defy even your sagacity, to discover the name of your admirer.
I have known persons," he continued -- for he thought he might avail himself of the opportunity of speaking of D'Artagnan -- "who by their sagacity and address have deceived the penetration of Cardinal Richelieu; who by their valor have got the better of his guards and spies; persons without money, without support, without credit, yet who have preserved to the crowned head its crown and made the cardinal crave pardon.
Before you despise Adam as deficient in penetration, pray ask yourself if you were ever predisposed to believe evil of any pretty woman--if you ever COULD, without hard head-breaking demonstration, believe evil of the ONE supremely pretty woman who has bewitched you.
Her colour, however, rising, rather than settling with repose, and her eyes remaining downcast, though I kept waiting for the lids to be raised that I might drink a ray of the light I loved--a light where fire dissolved in softness, where affection tempered penetration, where, just now at least, pleasure played with thought--this expectation not being gratified, I began at last to suspect that I had probably myself to blame for the disappointment; I must cease gazing, and begin talking, if I wished to break the spell under which she now sat motionless; so recollecting the composing effect which an authoritative tone and manner had ever been wont to produce on her, I said--
Her displeasure, her penetration, and her happiness were all fearful to encounter; and the dependence of having others present when they met was Fanny's only support in looking forward to it.
He had the same penetration, the same knowledge of men; moreover, that great power of self-compression which gives to hypocrites time to reflect, and gather themselves up to take a spring.
But perhaps Mills, with his penetration, understood very well the nature he was dealing with.
There is a quickness of perception in some, a nicety in the discernment of character, a natural penetration, in short, which no experience in others can equal, and Lady Russell had been less gifted in this part of understanding than her young friend.
Sir James is certainly below par (his boyish manners make him appear worse); and had Frederica possessed the penetration and the abilities which I could have wished in my daughter, or had I even known her to possess as much as she does, I should not have been anxious for the match.
For if a man have that penetration of judgment, as he can discern what things are to be laid open, and what to be secreted, and what to be showed at half lights, and to whom and when
Maria was without ceremony sent away, and Isabella, embracing Catherine, thus began: "Yes, my dear Catherine, it is so indeed; your penetration has not deceived you.