from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A small aggressive freshwater fish originating from Thailand, popular as aquarium fish, Betta splendens.
from the GNU version of the Collaborative International Dictionary of English
- adj. a remarkably pugnacious East Indian fish (Betta pugnax), reared by the Siamese for spectacular fish fights.
from The Century Dictionary and Cyclopedia
- n. A Siamese fish, Betta pugnax, of the family Osphromenidœ: so called from its pugnacity.
Sorry, no etymologies found.