Definition of "legitimatise" []

• Make legal (verb)

WordNet. Princeton University. 2010.

• "To annoy poor Sponeck, Leopold in 1715 had entered into a contract with Wirtemberg, whereby he declared his distant cousin, Eberhard Ludwig, heir to Mömpelgard; but he soon repented of this admission, and besought the Emperor to legitimatise his children: those morganatically born by the Countess of Sponeck, and the rest of the brood from the Espérance sisters."
• "Regent, Duc d'Orléans, to legitimatise his progeny."
• "I, the husband, shall be separated from you by whole oceans perhaps, and shall not be here to legitimatise the result of a _faux pas_."