in right of meaning

• 1. By virtue of
  2. By title vested in

• in the right:    1. Right2. Maintai ...
• is that right?:    [American slang]Go ...
• right:    Noun: right & ...

Examples

1. Nathaniel assumed in right of his mother the surname and arms of Moore.
2. In 1459 Richard was summoned to Parliament as Lord Dacre in right of his wife.
3. In 1627 he was further made a burgess of Dundee in right of his father.
4. In 1570 he unsuccessfully claimed the Barony Willoughby de Eresby in right of his wife.
5. In right of this wife Rossmore inherited an estate on the Scottish Isle of Arran.