Meaning : (Greek mythology) monster with nine heads. When struck off each head was replaced by two new ones.
Example :
Hydra was slain by Hercules.
Meaning : A long faint constellation in the southern hemisphere near the equator stretching between Virgo and Cancer.
Synonyms : snake
Meaning : Trouble that cannot be overcome by a single effort because of its many aspects or its persistent and pervasive quality.
Example :
We may be facing a hydra that defies any easy solution.
Meaning : Small tubular solitary freshwater hydrozoan polyp.
Translation in other languages :