noun🔗ShareA large round stone used for grinding grain."The farmer used the millstone to grind wheat into flour. "machineagricultureutensilfoodChat with AIVocabulary GamePractice Reading
noun🔗ShareA coarse-grained sandstone used for making such stones; millstone grit."The old quarry yielded a fine millstone, perfect for grinding grain. "geologymaterialChat with AIVocabulary GamePractice Reading
noun🔗ShareOften in a millstone round one's neck (referring to Matthew 18:6 in the Bible): a heavy responsibility that is difficult to bear."Paying the mortgage every month is a millstone round their necks."sufferingreligiontheologyliteratureChat with AIVocabulary GamePractice Reading
