- seven: heptameter
WordReference Random House Unabridged Dictionary of American English © 2026
hepta-,
- a combining form meaning "seven,'' used in the formation of compound words:heptahedron.
- Greek, combining form of heptá seven; cognate with Latin septem; akin to Old English seofon seven
Collins Concise English Dictionary © HarperCollins Publishers::
hepta-, (before a vowel) hept- combining form
'hepta-' also found in these entries (note: many are not synonyms or translations):
heptane
- heptathlon
- seven
- cyproheptadine
- hebdomad
- heptachlor
- heptachord
- heptad
- heptagon
- heptahedron
- heptahydrate
- heptamerous
- heptameter
- heptastich
- heptasyllable
- Heptateuch
- heptavalent
- heptose