| Term | Definition |
| content meaning | The content of, or denotative information in, communication. |
| dual perspective | The ability to understand both your own and another's perspective, beliefs, thoughts, and feelings. |
| ethics | The branch of philosophy that deals with moral principles and codes of conduct. |
| feedback | Responses to messages. May be verbal, nonverbal or both; may be intentional or unintentional. |
| I-It communication | Communication people do not acknowledge the humanity of other people. |
| I-Thou communication | Fully interpersonal communication in which people acknowledge and deal with each other as unique individuals who meet fully in dialogue. |
| I-You communication | Communication midway between impersonal and interpersonal communication, in which the other is acknowledged as a human being but not fully engaged as a unique individual. |
| interactive model | A models that represents communication as a feedback process, in which listeners and speakers both simultaneously send and receive messages. |
| interpersonal communication | A selective, systemic, ongoing process in which unique individuals interact to reflect and build personal knowledge and to create meanings. |
| interpersonal communication competence | Communication that is interpersonally effective and appropriate. Competence includes abilities to monitor oneself, to engage in dual perspective, to enact a range of communication skills, and adapt communication appropriately. |
| linear model | A models that represents communication as a one-way process that flows in one direction, from sender to receiver. |
| metacommunication | Communication about communication. When excessive, as in unproductive conflict interaction, metacommunication becomes self-absorbing and diverts partners from the issues causing conflict. |
| model | Representations of what something is and how it works. |
| monitoring | Observing and regulating your own communication. |
| noise | Anything that distorts communication such that it is harder for people to understand each other. |
| person-centeredness | The ability to perceive people as unique and to differentiate them from social roles and generalizations based on their memberships in social groups. |
| process | An ongoing, continuous, dynamic flow that has no clear-cut beginning or ending and is always evolving and changing. |
| relationship meaning | What communication expresses about the relationship between communicators. The three diminesions of relationship-level meanings are liking or disliking, responsiveness, and power (control). |
| symbols | An abstract, arbitrary, and ambiguous representation of a phenomenon. |
| systemic | Taking place within multiple systems that influence what is communicated and what meanings are constructed; a quality of interpersonal communication. Examples of systems affecting communication are physical context, culture, personal histories, and previous interactions between people. |
| transaction model | A model of communication as a dynamic process that changes over time and in which participants assume multiple roles. |
| Interpersonal communication | selective, systemic, unique, processual transactions that allow people to reflect and build personal knowledge of one another and create shared meanings. |
| Principle 1 | We cannot NOT communicate. |
| Principle 2 | Interpersonal Communication Is Irreversible |
| Principle 3 | Interpersonal Communication Involves Ethical Choices |
| Principle 4 | People Construct Meanings In Interpersonal Communication |
| Principle 5 | Metacommunication Affects Meanings |
| Principle 6 | Interpersonal Communication Develops and Sustains Relationships |
| Principle 7 | Interpersonal Communication Is Not a Panacea |
| Principle 8 | Interpersonal Communication Effectiveness Can Be Learned |
| Hierarchy of needs | Physical needs help us survive. |
| Hierarchy of needs | Safety needs protect us from harm. |
| Hierarchy of needs | Belonging needs connect us to others. |
| Hierarchy of needs | Self-esteem needs indicate that we are valued |
| Hierarchy of needs | Self-actualization needs are experiences that help us reach our fullest individual potential. |
| Hierarchy of needs | Participating in a socially diverse world enhances our understanding of lifestyles that differ from our own. |
| Hierarchy of needs | Communicating in a multicultural world. |