noun🔗ShareÉlytreA sheath or outer covering, especially around the spinal cord or over the hindwings of certain insects."The beetle's hard, shiny elytron protected its delicate wings underneath. "L'élytre dur et brillant du scarabée protégeait ses ailes délicates en dessous.anatomyinsectbiologypartorganismChat with AIVocabulary GamePractice Reading