（婚姻的）有皇族或贵族血统的人与地位较低的人之间缔结的婚姻；此婚姻合法的以较低地位的人及任何一个后代都不能分享皇族或贵族一方的头衔和特权为条件

• (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