hepta-

1. a combining form meaning “seven,” used in the formation of compound words:

   heptahedron.

hepta-

combining_form

1. seven

   heptameter

Word History and Origins

Origin of hepta-¹

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

Word History and Origins

Origin of hepta-¹

from Greek

Example Sentences

The Ptolemies united it to the mainland by means of a pier, named Hepta-stadium, in allusion to its length.

From Project Gutenberg

Heptad, a term in chemistry to denote an atom that is the equivalent of seven atoms of hydrogen, from hepta, seven.

From Project Gutenberg

Hepta- (in words of Greek origin), seven; as Heptagynous, with seven pistils or styles.

From Project Gutenberg