hepta-

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hepta-

(word root) seven

Examples of words with the root hepta-: heptagon

hepta-

or hept-

pref.

Seven: heptarchy.

[Greek, from hepta, seven; see septm̥ in Indo-European roots.]

American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

hepta-

or before a vowel

hept-

combining form

seven: heptameter.

[from Greek]

Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

hepta-

a combining form meaning “seven”: heptamerous.

Also, esp. before a vowel,hept-.

[< Greek, comb. form of heptá seven, c. Latin septem; akin to Old English seofon seven]