Eocene
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Eocene
- /ˈiːəsiːn/
Where it comes from
From Ancient Greek ἠώς (ēṓs, “dawn”) + καινός (kainós, “new”) and refers to the "dawn" of modern ('new') fauna that appeared during the epoch. Coined by English polymath William Whewell in 1831 for Charles Lyell, who introduced it in 1833 in his book Principles of Geology. By surface analysis, eo- + -cene.
adjective
- Of a geologic epoch within the Paleogene period from about 56 to 34 million years ago.
proper noun
- The Eocene epoch.
Translations
Talk about this word "Eocene." Wiktionary, via Micwyn, micwyn.com/word/eocene. Accessed 6 Nov. 2026. Eocene. (n.d.). In Wiktionary, via Micwyn. Retrieved November 6, 2026, from https://micwyn.com/word/eocene "Eocene." Wiktionary, via Micwyn. Accessed November 6, 2026. https://micwyn.com/word/eocene.Cite this
@misc{eocene_2026,
title = {Eocene},
howpublished = {Wiktionary, via Micwyn},
year = {2026},
url = {https://micwyn.com/word/eocene},
urldate = {2026-11-06}
}
