Definition from Wiktionary, the free dictionary
diachronic (not comparable)
- Occurring or changing along with time.
- "...one salient value of archival magazine preservation is that individual issues register, however unintentionally, the small, incremental, diachronic movements within a culture." — Los Angeles Times, April 24, 2005
- Diachronic linguistics is the study of language change; it is also called historical linguistics.
changing with time