noun🔗ShareHortensiaAny of several shrubs, of the genus Hydrangea, having large clusters of white, pink or blue flowers"My grandmother's garden always has beautiful hydrangeas with big, pink flower clusters. "Le jardin de ma grand-mère a toujours de magnifiques hortensias avec de grandes grappes de fleurs roses.plantnatureorganismChat with AIVocabulary GamePractice Reading