# hydra
## Noun (N)
### Sense: (Greek mythology) monster with nine heads; when struck off each head was replaced by two new ones
- ไฮดรา
### Sense: a long faint constellation in the southern hemisphere near the equator stretching between Virgo and Cancer
- กลุ่มดาวงูน้ำ
### Sense: small tubular solitary freshwater hydrozoan polyp