ALL meanings of hydra
hy·dra
H h - noun hydra A minute freshwater coelenterate with a stalklike tubular body and a ring of tentacles around the mouth. 1
- noun hydra complex problem 1
- noun hydra Any of several small freshwater polyps of the genus Hydra and related genera, having a naked cylindrical body and an oral opening surrounded by tentacles. 0
- noun hydra A complex, multifarious problem or situation that cannot be solved easily and rapidly. 0
- noun hydra any solitary freshwater hydroid coelenterate of the genus Hydra, in which the body is a slender polyp with tentacles around the mouth 0
- noun hydra a persistent trouble or evil 0
- noun hydra a monster with nine heads, each of which, when struck off, was replaced by two new ones 0
- noun hydra a very long faint constellation lying mainly in the S hemisphere and extending from near Virgo to Cancer 0
- noun hydra the nine-headed serpent slain by Hercules as one of his twelve labors: when any one of its heads is cut off, it is replaced by two others 0
- noun hydra a long S constellation between Cancer and Libra: the largest constellation 0
- noun hydra any persistent or ever-increasing evil with many sources and causes 0
- noun hydra any of a family (Hydridae) of small, freshwater, solitary hydroids having a dominant soft-bodied polyp stage 0