noun🔗ShareA low bed of earth covered with glass, and heated with rotting manure, used for the germination of seeds and the growth of tender plants, like a miniature hothouse."The gardener used the hotbed to start seedlings for the spring garden. "agricultureplantsciencenatureChat with AIVocabulary GamePractice Reading
noun🔗Share(by extension) An environment that is ideal for the growth or development of something, especially of something undesirable."The social media group became a hotbed for negativity and rumors. "environmentplacesocietyChat with AIVocabulary GamePractice Reading
noun🔗ShareAn iron platform in a rolling mill, on which hot bars, rails, etc., are laid to cool."The blacksmith placed the hot steel bar on the hotbed to cool before shaping it into a horseshoe. "materialmachineindustryChat with AIVocabulary GamePractice Reading