Synonyms|1Antonyms|0|Broader|3Narrower|25Related|147
3
Cretaceous-Tertiary boundary(expression, geology, rock, boundary)
For more, visit Cretaceous-paleogene_boundary on Power Thesaurus
56 years ago|0 views|share |citing 
APASmart Define. (1970). Cretaceous-Paleogene boundary thesaurus. Retrieved September 24, 2026, from https://smartdefine.org/cretaceous-paleogene_boundary/thesaurus/synonyms
ChicagoSmart Define. 1970. "Cretaceous-Paleogene boundary thesaurus" https://smartdefine.org/cretaceous-paleogene_boundary/thesaurus/synonyms (accessed September 24, 2026).
HarvardSmart Define 1970, Cretaceous-Paleogene boundary thesaurus, Smart Define, viewed 24 September, 2026, <https://smartdefine.org/cretaceous-paleogene_boundary/thesaurus/synonyms>.
MLASmart Define. "Cretaceous-Paleogene boundary thesaurus" 1 January 1970. Web. 24 September 2026. <https://smartdefine.org/cretaceous-paleogene_boundary/thesaurus/synonyms>