from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. Having two tails
from the GNU version of the Collaborative International Dictionary of English
- adj. Two-tailed; bicaudal.
from The Century Dictionary and Cyclopedia
- In entomology, having two circi or jointed appendages at the end of the abdomen, or two tail-like posterior processes, as the posterior wings of some insects.
bi- + caudate (Wiktionary)