from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. Having two adductor muscles.
from the GNU version of the Collaborative International Dictionary of English
- adj. Having two adductor muscles, as a bivalve mollusk.
from The Century Dictionary and Cyclopedia
- In conchology, having two adductor muscles, as some bivalves; dimyarian.
bi- + muscular (Wiktionary)