isotopy
/ˈaɪsəˌtoʊpi/
noun
- The quality or condition of being isotopic; also, in linguistics, a recurrence of semantic features that gives coherence to a text.
- In the novel, the isotopy of water imagery ties the chapters together.
- The isotopy of the sample confirmed it came from the same source.
- Linguists use isotopy to explain how themes repeat in a story.