English
myocardium
Myocardium comes from New Latin myocardium, from Ancient Greek μῦς ‘muscle’, and ultimately from Proto-Indo-European *ḱerd- ‘heart’.
- Proto-Indo-Europeanc. 4500–2500 BCE*ḱerd-‘heart’root as named
- Proto-Indo-European, derivedc. 4500–2500 BCE*múHs‘mouse’reconstructed
- Proto-Hellenicc. 2200–1600 BCE*mū́sreconstructed
- Ancient Greekc. 800–300 BCEμῦςmûs‘muscle’
- New Latinc. 1500–1900myocardium
- Englishtodaysame form
attested reconstructed ? uncertain or disputed
Lineage
- Proto-Indo-Europeanc. 4500–2500 BCE*ḱerd-‘heart’root as named
- Proto-Indo-European, derivedc. 4500–2500 BCE*múHs‘mouse’reconstructed
- Proto-Hellenicc. 2200–1600 BCE*mū́sreconstructed
- Ancient Greekc. 800–300 BCEμῦςmûs‘muscle’
- New Latinc. 1500–1900myocardium
- Englishtodaysame form
Linked words
through Proto-Indo-European *ḱerd- ‘heart’
heart, record, encourage, courage, creed, accord, concord, cardiac, discord, 8 more
through Proto-Indo-European *múHs ‘mouse’
muscle, mouse, mice, mussel, murine, musculature, 16 more
through Ancient Greek μῦς ‘muscle’
Today it means
noun The muscular substance of the heart; the middle of the three layers forming the outer wall of the human heart.
Language periods are conventional ranges, not dates for this word.
Etymograph / Proto-Indo-European *ḱerd- / myocardium