noun🔗ShareAny of several small freshwater polyps of the genus Hydra and related genera, having a naked cylindrical body and an oral opening surrounded by tentacles."In the aquarium, the hydras, tiny, tube-shaped creatures with tentacles, clung to the glass and waited to catch small food particles floating by. "organismanimalbiologynatureChat with AIVocabulary GamePractice Reading
noun🔗ShareA dragon-like creature with many heads and the ability to regrow them when maimed."The video game featured monstrous hydras that grew two heads for every one you cut off. "mythologysupernaturalstoryanimalinhumanChat with AIVocabulary GamePractice Reading
noun🔗ShareA complex, multifarious problem or situation that cannot be solved easily and rapidly."Dealing with student absences can feel like battling hydras; every time you solve one absence issue, two more pop up. "situationChat with AIVocabulary GamePractice Reading
