Morganatic

• (a.) Pertaining to, in the manner of, or designating, a kind of marriage, called also left-handed marriage, between a man of superior rank and a woman of inferior, in which it is stipulated that neither the latter nor her children shall enjoy the rank or inherit the possessions of her husband.
Found on http://thinkexist.com/dictionary/meaning/morganatic/

morganatic

adjective (of marriages) of a marriage between one of royal or noble birth and one of lower rank; valid but with the understanding that the rank of the inferior remains unchanged and offspring do not succeed to titles or property of the superior
Found on https://www.encyclo.co.uk/local/20974

Morganatic

Mor`ga·nat'ic adjective [ Late Latin matrimonium ad morganaticam , from morganatica a morning gift, a kind of dowry paid on the morning before or after the marriage, from Old High German morgan morning, in morgangeba morning gift, German morgengabe . See Morn...
Found on http://www.encyclo.co.uk/webster/M/101

morganatic

of, like or pertaining to a marriage between those of unequal rank
Found on http://phrontistery.info/m.html

morganatic

Pertaining to, in the manner of, or designating, a kind of marriage, called also left-handed marriage, between a man of superior rank and a woman of inferior, in which it is stipulated that neither the latter nor her children shall enjoy the rank or inherit the possessions of her husband. Morganat'ically. ... Origin: LL. Matrimonium ad morganaticam...
Found on http://www.encyclo.co.uk/local/20973

morganatic

[adj] - (of marriages) of a marriage between one of royal or noble birth and one of lower rank
Found on http://www.webdictionary.co.uk/definition.php?query=morganatic
No exact match found