the discipline that studies the principles of transmiting information and the methods by which it is delivered (as print or radio or television etc.); "communications is his major field of study"
(with `in') guardianship over; in divorce cases it is the right to house and care for and discipline a child; "my fate is in your hands"; "too much power in the president's hands"; "your guests are now in my custody"; "the mother was awarded custody of the children"