[el-i-tron] 
[-truh] . | one of the pair of hardened forewings of certain insects, as beetles, forming a protective covering for the posterior or flight wings. |
[el-i-truhs] , adjective elytron (ěl'ĭ-trŏn') Pronunciation Key
(click for larger image in new window) Plural elytra Either of the modified forewings of a beetle or related insect that encase the thin hind wings used in flight. |