noun🔗ShareBimssteinA light, porous type of pyroclastic igneous rock, formed during explosive volcanic eruptions when liquid lava is ejected into water or air as a froth containing masses of gas bubbles. As the lava solidifies, the bubbles are frozen into the rock."The geologist carefully examined the piece of pumice, noticing its light weight and many tiny holes. "Der Geologe untersuchte sorgfältig das Stück Bimsstein und bemerkte sein geringes Gewicht und die vielen winzigen Löcher.geologymaterialsubstancenaturescienceChat with AIVocabulary GamePractice Reading
verb🔗ShareMit Bimsstein abreibenTo abrade or roughen with pumice."She used a pumice stone to pumice the calluses on her feet. "Sie benutzte einen Bimsstein, um die Schwielen an ihren Füßen abzureiben.materialgeologyactionChat with AIVocabulary GamePractice Reading
