contact

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contact

1. 
a. a junction of two or more electrical conductors
b. the part of the conductors that makes the junction
c. the part of an electrical device to which such connections are made
2. any person who has been exposed to a contagious disease
3. an informal name for contact lens
4. of or relating to irritation or inflammation of the skin caused by touching the causative agent

contact

See eclipse.

Contact

 

the geometric concept signifying that at a certain point, two curves (or a curve and a surface) have a common tangent line or two surfaces have a common tangent plane. The order of contact is a characteristic of the proximity of two curves (a curve and a surface, or two surfaces) in the neighborhood of their common point.

contact

[′kän‚takt]
(electricity)
(engineering)
Initial detection of an aircraft, ship, submarine, or other object on a radarscope or other detecting equipment.
(fluid mechanics)
The surface between two immiscible fluids contained in a reservoir.
(geology)
The surface between two different kinds of rocks.

contact

A part which is an electric conductor and which provides a low-resistance path for current flow upon mating with another conducting part with which it is designed to operate.

contact

i. An air traffic control term, which, when transmitted on the radio, means “Establish radio contact with … ”
ii. Visual contact by the pilot with another aircraft (friendly, hostile, or unidentified), or object, or target on the ground.
iii. To pick up the target on radar.
iv. A warning call by the pilot when starting a piston engine to the person swinging the propeller to indicate that the ignition system is about to be put on.
v. A mechanical hookup between a tanker and a receiver aircraft.
vi. The act of an aircraft touching down on a runway or another surface after being airborne, as in “the moment of contact.”
vii. Flying in weather and at an altitude from where ground features can be seen continuously, as in contact flying.

contact

A metal bar or strip in a plug or smart card that touches a corresponding metal object in a socket or reader in order to enable current to pass. Contacts may be made of precious metals to avoid corrosion. See pin and smart card.
References in periodicals archive ?
We have had no direct contact with the ship since it was hijacked.
Immersion in a new and unfamiliar cultural milieu and direct contact with human suffering through service work poses a "disorienting dilemma" for participants.
It must not be forgotten, after all, that a new school of "subjective photography" had also begun to take hold in the '50s--Otto Steinert would soon have great influence on the Spanish scene--and that, through his father, the artist had had direct contact with the vanguard photography of the early decades of the century.
In Latin America, direct contact with business partners--and potential partners--is key to sealing the deal.
We never had a staff meeting, and our only direct contact was a dinner we shared at the annual meeting of the Society of Biblical Literature.
It is acquired by direct contact with an infected individual or, less commonly, by contact with a fomite (e.
Evaporative effects were found to be limited primarily to the layer in direct contact with the heated surface.
Company offers two new Direct Contact Magnet Separators.
The FBI Intelligence Bulletin is intended to provide information to patrol officers and other law enforcement personnel who have direct contact with the general public.
You essentially have direct contact with your fans.
Moran data, gathered through public record research and direct contact with trial attorneys, is a primary source of information for lawyers in assessing jury verdicts and awards for specific types of civil suits, ranging from discrimination cases to product liability cases.
People and animals acquire ticks only by direct contact.