English

hebdomometre

Hebdomometre comes from Ancient Greek ἕβδομος ‘seventh’, and goes back to Proto-Indo-European *septḿ̥.

Proto-Indo-Europeanc. 4500–2500 BCE*septḿ̥‘seven’reconstructed
Proto-Indo-European, derivedc. 4500–2500 BCE*septm̥mós‘seventh’reconstructed
Proto-Hellenicc. 2200–1600 BCE*hébdomosreconstructed
Ancient Greekc. 800–300 BCEἕβδομοςhébdomos‘seventh’
Englishtodayhebdomometre

attested reconstructed ? uncertain or disputed

Lineage

Proto-Indo-Europeanc. 4500–2500 BCE*septḿ̥‘seven’reconstructed
Proto-Indo-European, derivedc. 4500–2500 BCE*septm̥mós‘seventh’reconstructed
Proto-Hellenicc. 2200–1600 BCE*hébdomosreconstructed
Ancient Greekc. 800–300 BCEἕβδομοςhébdomos‘seventh’
Englishtodayhebdomometre

Linked words

through Proto-Indo-European *septḿ̥ ‘seven’

seven, septic, 17 more

through Proto-Indo-European *septm̥mós ‘seventh’

seventh, 3 more

Today it means

noun —

Language periods are conventional ranges, not dates for this word.

Etymograph / Proto-Indo-European *septḿ̥ / hebdomometre

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