heptabasic

H4E1P3T1A1B3A1S1I1C3

adjective

containing seven replaceable hydrogen atoms

OriginEnglish basic ← Ancient Greek ἑπτᾰ́ (heptắ) ← Proto-Hellenic *heptə́ →
Scrabble 19
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Meanings

adjectiveheptabasic (not comparable)
  1. not comparablechemistrycontaining seven replaceable hydrogen atoms
  2. not comparablechemistryhaving seven atoms of a univalent metal

Origin

  1. Proto-Afroasiatic*sṗɣ?
  2. Proto-Semitic*šabʕ-bor.?
  3. Proto-Indo-European*septḿ̥
  4. Proto-Hellenic*heptə́
  5. Ancient Greekἑπτᾰ́ (heptắ)
  6. Englishhepta-
  7. Englishbasic
  8. Englishheptabasic

From hepta- + basic.

Full word history & related roots →

Rhymes & wordplay

Rhymes with heptabasic

basicdibasichexabasicmonobasicoctabasicpentabasicpolybasictetrabasictribasic
All rhymes →
Cite this entry
APA

heptabasic. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/heptabasic

MLA

“heptabasic.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/heptabasic. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “heptabasic,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/heptabasic.

Source: heptabasic on Wiktionary, CC BY-SA 4.0.