hydra
— Noun
– English
~ small tubular solitary freshwater hydrozoan polyp
hydra
— Noun
– English
~ 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"
Hydra
— Noun
– English
~ (Greek mythology) monster with nine heads; when struck off each head was replaced by two new ones; "Hydra was slain by Hercules"
Hydra
— Noun
– English
~ a long faint constellation in the southern hemisphere near the equator stretching between Virgo and Cancer
hydra
— Noun
– Danish
~ ca. 1 cm langt, cylinderformet polypdyr med en mun ...
hydra
— Noun
– Danish
~ (symbol for) meget vanskeligt problem som synes at ...
hydralazine
— Noun
– English
~ an antihypertensive drug (trade name Apresoline) that dilates blood vessels; used (often with a diuretic) to treat hypertension and congestive heart failure
hydramnios
— Noun
– English
~ an abnormality of pregnancy; accumulation of excess amniotic fluid
hydrangea
— Noun
– English
~ any of various deciduous or evergreen shrubs of the genus Hydrangea