Webster's Revised Unabridged Dictionary · 1913

Defloration

Defloration , noun

[Late Latin defloratio: compare French défloration.]

1.
The act of deflouring; as, the defloration of a virgin. — Johnson
2.
That which is chosen as the flower or choicest part; careful culling or selection. [Rare]
The laws of Normandy are, in a great measure, the defloration of the English laws. — Sir M. Hale