Notes on the Phrase "That Is"

Definition and Context

  • Phrase Examination: The phrase "That is" serves as a verbal cue or transition in speech or writing.
  • Function: It often indicates that the speaker is about to clarify, exemplify, or provide additional detail regarding a previous statement.

Linguistic Features

  • Part of Speech:

    • "That" - Demonstrative pronoun
    • "is" - Verb (present tense of "to be")

  • Use Case:

    • When introducing an explanation or elaboration:
    • Example: "The policy has changed; that is, it now applies to all employees rather than just managers."

Importance in Communication

  • Clarification Purpose:

    • This phrase helps streamline communication by efficiently bridging concepts or ideas.

  • Contextual Relevance:

    • Its effectiveness is often dependent on the context in which it is used, and it requires the listener or reader to refer back to prior material to grasp the full meaning of subsequent information.

Practical Examples

  • Example in a Conversation:

    • Speaker A: "The test results showed significant improvement."
    • Speaker B: "That is, the students scored higher on average compared to last year's results."

  • Example in Writing:

    • In academic writing: "The findings support the theory; that is, they demonstrate a clear correlation between variable X and Y."

Connection to Other Concepts

  • Transitions in Discourse:
    • The phrase "that is" is a part of larger discourse patterns, which include phrases like "for example," "in other words," or "namely" that serve similar functions in clarifying or expounding information.

Conclusion

  • Overall Role:

    • "That is" plays a vital role in enhancing clarity and understanding in both spoken and written communication, often serving as a crucial indicator for listeners and readers to prepare for elaboration or specific examples.

  • Significance in Learning and Retention:

    • Recognizing and effectively using phrases like "that is" is important for improving one’s communication skills and can be particularly beneficial in teaching and learning settings.