Definition of Hydra
Noun: hydra hI-dru
- Trouble that cannot be overcome by a single effort because of its many aspects or its persistent and pervasive quality
"we may be facing a hydra that defies any easy solution"
- Small tubular solitary freshwater hydrozoan polyp
- (Greek mythology) monster with nine heads; when struck off each head was replaced by two new ones
"Hydra was slain by Hercules"
- A long faint constellation in the southern hemisphere near the equator stretching between Virgo and Cancer
- Snake
Anagrams containing the word Hydra