|Noah Webster's Dictionary|
1. (n.) Armor for the body, as, the body breastplate and backpiece taken together; -- also, used for the entire suit of the day, including breastplate and backpiece, tasset and headpiece.
2. (n.) The thorax of an insect.
Corselet (2 Occurrences)
1 Samuel 17:5 And he had a helmet of bronze upon his head, and he was clothed with a corselet of scales; and the weight of the corselet was five thousand shekels of bronze. (DBY)
1 Samuel 17:38 And Saul clothed David with his dress, and put a helmet of bronze upon his head, and clothed him with a corselet. (DBY)