The act of touching physically; being in close association.
The situation of being within sight of something; visual contact.
The establishment of communication (with).
A contact lens.
The plane between two adjacent bodies of dissimilar rock.
A device designed for repetitive connections.
Contact juggling.
A nodule designed to connect a device with something else.
Someone who can be contacted, or with whom one is in communication.
To establish communication with something or someone.
To touch; to come into physical contact with.
The state of differing or being in conflict.
A discrepancy between two legal documents.
A departure from a cause of action originally in a complaint.
An official permit to do something that is ordinarily forbidden by regulations.
The act of varying or the state of being variable.
The number of degrees of freedom in a system.
Covariance and contravariance generally.
A difference between what is expected and what is observed; deviation.
The second central moment in probability.