1.  eye contact(n = noun.communication) - a meeting of the eyes between two people that expresses meaningful nonverbal communication; "it was a mere glance, but the eye contact was enough to tell her that he was desperate to leave"
is a kind of visual communication

2.  eye contact(n = noun.act) - contact that occurs when two people look directly at each other; "a teacher should make eye contact with the students"
is a kind of contact

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