noun🔗ShareKupferA 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. "Die elektrische Verkabelung in meinem Haus besteht aus Kupfer.materialelementchemistryChat with AIVocabulary GamePractice Reading
noun🔗ShareKupferrotThe reddish-brown colour/color of copper."The copper roof of the school gleamed in the morning sun. "Das kupferrote Dach der Schule glänzte in der Morgensonne.colormaterialChat with AIVocabulary GamePractice Reading
noun🔗ShareKupfergegenständeAny 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. "Der alte Kupferkessel, der in meiner Familie über Generationen weitergegeben wurde, ist für die Zubereitung unseres besonderen Sonntagmorgentees unerlässlich.materialitemutensilChat with AIVocabulary GamePractice Reading
noun🔗ShareKupferfalterAny 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. "Der Schmetterling, ein wunderschöner Kupferfalter, flatterte um die Gartenblumen herum.animalinsectnaturebiologyChat with AIVocabulary GamePractice Reading
verb🔗ShareKupfernTo sheathe or coat with copper."The electrician will copper the wires to prevent electrical shorts. "Der Elektriker wird die Drähte kupfern, um Kurzschlüsse zu vermeiden.materialindustryChat with AIVocabulary GamePractice Reading
adjective🔗ShareKupfernMade of copper."The new kitchen faucet is made of copper. "Der neue Küchenhahn ist aus Kupfer.materialChat with AIVocabulary GamePractice Reading
adjective🔗ShareKupferfarben, kupferrotHaving the reddish-brown colour/color of copper."The new bicycle had a copper-colored frame. "Das neue Fahrrad hatte einen kupferfarbenen Rahmen.colormaterialappearanceChat with AIVocabulary GamePractice Reading
noun🔗SharePolizist, Polizistin(law enforcement) A police officer."The copper on duty stopped me for speeding. "Der Polizist im Dienst hat mich wegen zu schnellen Fahrens angehalten.policepersonChat with AIVocabulary GamePractice Reading
