noun🔗ShareA reddish-brown, malleable, ductile metallic element with high electrical and thermal conductivity, symbol Cu, and atomic number 29."The electrical wiring in my house is made of copper. "materialelementchemistryChat with AIVocabulary GamePractice Reading
noun🔗ShareThe reddish-brown colour/color of copper."The copper roof of the school gleamed in the morning sun. "colormaterialChat with AIVocabulary GamePractice Reading
noun🔗ShareAny of various specialized items that are made of copper, where the use of copper is either traditional or vital to the function of the item."The old copper kettle, passed down through generations in my family, is vital for making our special Sunday morning tea. "materialitemutensilChat with AIVocabulary GamePractice Reading
noun🔗ShareAny of various lycaenid butterflies with copper-coloured upperwings, especially those of the genera Lycaena and Paralucia."The butterfly, a beautiful copper, fluttered around the garden flowers. "animalinsectnaturebiologyChat with AIVocabulary GamePractice Reading
verb🔗ShareTo sheathe or coat with copper."The electrician will copper the wires to prevent electrical shorts. "materialindustryChat with AIVocabulary GamePractice Reading
adjective🔗ShareMade of copper."The new kitchen faucet is made of copper. "materialChat with AIVocabulary GamePractice Reading
adjective🔗ShareHaving the reddish-brown colour/color of copper."The new bicycle had a copper-colored frame. "colormaterialappearanceChat with AIVocabulary GamePractice Reading
noun🔗Share(law enforcement) A police officer."The copper on duty stopped me for speeding. "policepersonChat with AIVocabulary GamePractice Reading
