English
epicardium
Epicardium comes from Ancient Greek καρδία ‘heart’, and goes back to Proto-Indo-European *ḱr̥díyeh₂.
- Proto-Indo-Europeanc. 4500–2500 BCE*ḱr̥díyeh₂reconstructed
- Proto-Hellenicc. 2200–1600 BCE*kərdíyāreconstructed
- Ancient Greekc. 800–300 BCEκαρδίαkardía‘heart’
- Englishtodayepicardium
attested reconstructed ? uncertain or disputed
Lineage
- Proto-Indo-Europeanc. 4500–2500 BCE*ḱr̥díyeh₂reconstructed
- Proto-Hellenicc. 2200–1600 BCE*kərdíyāreconstructed
- Ancient Greekc. 800–300 BCEκαρδίαkardía‘heart’
- Englishtodayepicardium
The story
Attested in English from the 19th century.
Linked words
through Proto-Hellenic *kərdíyā
Today it means
noun The layer of tissue between the pericardium and the heart.
Language periods are conventional ranges, not dates for this word.
Etymograph / Proto-Indo-European *ḱr̥díyeh₂ / epicardium