| A | B |
| Ethics | A person's sense of right or wrong |
| Communication | The process of sending and receiving messages |
| Sender | A person who transmits a message |
| Message | That which is sent or said |
| Receiver | A person that intercepts a message and then decodes it |
| Feedback | A reaction that the receiver gives to a message offered by the sender |
| Communication Barrier | Any obstacle that gets in the way of effective communication |
| Written Communication | Any communication that must be read |
| Oral Communication | Communication that is primarily spoken |
| Nonverbal Communication | Facial expressions or body movements used to convey messages not spoken |
| Symbol | Anything that stands for an idea and is used for communication |
| Intrapersonal Communication | An inner dialogue conducted with oneself |
| Interpersonal Communication | Communication that takes place any time messages are transmitted between two or more people |