from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. Comprising seven parts or members.
from the GNU version of the Collaborative International Dictionary of English
- adj. Consisting of seven parts, or having the parts in sets of sevens.
from The Century Dictionary and Cyclopedia
- In botany, consisting of seven members or parts; having the parts in sevens.
Formed in English as hepta- + -merous; compare the Ancient Greek ἑπτᾰμερής (heptamerēs, "having seven parts"). (Wiktionary)