communications

Từ điển WordNet v3.1 - WordNet Dictionary

noun

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
• Syn:
communication theory
• Members of this Topic:
information, selective information, entropy
• Hypernyms:
discipline, subject, subject area, subject field, field,
field of study, study, bailiwick