The story
- Proto-Afroasiatic*sṗɣ?
- Proto-Semitic*šabʕ-bor.?
- Proto-Indo-European*septḿ̥
- Proto-Hellenic*heptə́
- Ancient Greekἑπτᾰ́ (heptắ)
- Englishhepta-
- Englishbasic
- English todayheptabasic
Etymology from Wiktionary, CC BY-SA 4.0.
Today it means: containing seven replaceable hydrogen atoms Full definition →
Etymology from Wiktionary, CC BY-SA 4.0.