Webster's Revised Unabridged Dictionary · 1913

Impregn

Impregn , transitive verb

[Compare French impregner. See Impregnate.]

To impregnate; to make fruitful. [Obsolete]
His pernicious words, impregned With reason. — Milton
Semele doth Bacchus bear Impregned of Jove. — Dr. H. More