the GNU version of the Collaborative International Dictionary of English
n. The rejecting or casting off of some part, more particularly, the outer cuticular layer, as the shells of crustaceans, skins of snakes, etc.; molting; ecdysis.
The Century Dictionary and Cyclopedia
n. In zoology, the rejection or casting off of some part, as the deciduous teeth, the skin of serpents, the shells of crustaceans, etc.
Word Usage
"The most serious trial through which society can pass is encountered in the exuviation of its religious restraints."