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Meaning of hemelytron

hem•el•y•tron

Pronunciation: (he-mel'i-tron"), [key]
— pl. -tra
  1. one of the forewings of a true bug, having a hard, thick basal portion and a thinner, membranous apex.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.