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 ?
She said: "I need to be contactable on my holidays, but that's because of the nature of my job.
Of the 1,069 likely victims, 658 have been contacted and 388 were not contactable.
If Maire reads this, could she please ring me or if her son Andrew or friend Roz could e-mail me and let me know she's OK and contactable I would greatly appreciate it.
Assistant Chief Constable Sue Sim said: "Our teams have worked hard to keep the promise of a contactable, named neighbourhood inspector, responsible for neighbourhood policing.
More than 20% of the 2,163 people questioned said they never switched off their mobiles, with one in 10 of them saying their job required them to be contactable at all times.
Being constantly contactable means people are always on duty, both in their professional and personal life.
Why did they leave it to the last minute to warn his victim's widow, especially when many people go away for the weekend and aren't contactable at their family home?
Winner must be contactable between 7pm and 7:30pm on January 11 2008.
Avoid any workmen who are contactable only by mobile phone.
I've always tried to be touchable and contactable, although in the game today, managers don't seem to be so accessible.
Yesterday, Brown was not contactable and it is not clear whether he intends to attend tomorrow's BHB board meeting, if it takes place.
This new industry standard predictive score assesses whether an online lead is likely to be contactable on the phone.