hepta-

a combining form meaning “seven,” used in the formation of compound words: heptahedron.
Also especially before a vowel, hept-.

Origin of hepta-

< Greek, combining form of heptá seven; cognate with Latin septem; akin to Old English seofon seven

Words nearby hepta-

hepcat, hephaestus, hephzibah, hepped, hepplewhite, hepta-, heptachlor, heptachord, heptad, heptadecanoic acid, heptagon

British Dictionary definitions for hepta-

hepta-

before a vowel hept-

combining form

seven heptameter

Word Origin for hepta-

from Greek

Medical definitions for hepta-

hepta-

pref.

Seven:heptameter.
Containing seven atoms, molecules, or groups:heptane.