nounDownload🔗ShareA repeat unit: a structural unit which through repetition forms a polymer.Examples:"The long chain of the plastic toy was built from repeating ethylene mers, linked together to form a strong polymer. "chemistrymaterialsubstancecompoundstructureChat with AIVocabulary GamePractice Reading
nounDownload🔗ShareMerpeopleExamples:"The old sailor told us exciting stories about mer he claimed to have seen in the deep ocean. "mythologyinhumanbeingsupernaturalstoryChat with AIVocabulary GamePractice Reading