heptamerous

Formed in English as hepta- +‎ -merous, as opposed to the apparent surface analysis of heptamer +‎ -ous; compare the Ancient Greek ἑπτᾰμερής (heptămerḗs, “having seven parts”).

• (Received Pronunciation) enPR: hĕptăʹmərəs, IPA^(key): /hɛpˈtæməɹəs/

heptamerous (not comparable)

1. (botany) Comprising seven parts or members, as with seven petals on a flower.

septempartite, septenate

• monomerous (1), dimerous (2), trimerous (3), tetramerous (4), pentamerous (5), hexamerous (6), octamerous (8)

• heptamerede (acoustics, obsolete, rare)
• heptamer
• heptameric

• “heptamerous, a.” listed in the Oxford English Dictionary [2nd ed., 1989]

• thermopause