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Hydra
01
hydre
a freshwater polyp with a cylindrical body and tentacles
Exemples
Researchers observed a hydra attached to the underside of a leaf in the pond, its tentacles swaying gently in the water.
Les chercheurs ont observé une hydre attachée à la face inférieure d'une feuille dans l'étang, ses tentacules se balançant doucement dans l'eau.
In the lab, students conducted experiments to study the feeding behavior of the hydra.
Dans le laboratoire, les étudiants ont mené des expériences pour étudier le comportement alimentaire de l'hydre.
02
hydre, problème persistant
trouble that cannot be overcome by a single effort because of its many aspects or its persistent and pervasive quality
03
hydre, l'Hydre
a long faint constellation in the southern hemisphere near the equator stretching between Virgo and Cancer
04
hydre, hydre de Lerne
a mythical serpent-like creature in Greek mythology that has multiple heads, and if one head is cut off, two more will grow in its place
