Etymology

heptomino

H4E1P3T1O1M3I1N1O1

Today it means: A polyomino consisting of seven squares. Full definition →

English hept(a)- ← Ancient Greek ἑπτᾰ́ (heptắ) ← Proto-Hellenic *heptə́
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The story

  1. Proto-Afroasiatic*sṗɣ?
  2. Proto-Semitic*šabʕ-bor.?
  3. Proto-Indo-European*septḿ̥
  4. Proto-Hellenic*heptə́
  5. Ancient Greekἑπτᾰ́ (heptắ)
  6. Englishhept(a)-
  7. English todayheptomino

From hept(a)- + -omino.

Etymology from Wiktionary, CC BY-SA 4.0.