'Royalty' definitions:

Definition of 'royalty'

noun

Payment to the holder of a patent or copyright or resource for the right to use their property; "he received royalties on his book"

noun

Royal persons collectively; "the wedding was attended by royalty" [syn: royalty, royal family, royal line, royal house]

From: GCIDE

Royalty \Roy"al*ty\, n.; pl. Royalties. [OF. roialt['e], royault['e], F. royaut['e]. See Royal, and cf. Regality.]
1. The state of being royal; the condition or quality of a royal person; kingship; kingly office; sovereignty. [1913 Webster]
Royalty by birth was the sweetest way of majesty. --Holyday. [1913 Webster]
2. The person of a king or sovereign; majesty; as, in the presence of royalty. [1913 Webster]
For thus his royalty doth speak. --Shak. [1913 Webster]
3. An emblem of royalty; -- usually in the plural, meaning regalia. [Obs.] [1913 Webster]
Wherefore do I assume These royalties, and not refuse to reign? --Milton. [1913 Webster]
4. Kingliness; spirit of regal authority. [1913 Webster]
In his royalty of nature Reigns that which would be fear'd. --Shak. [1913 Webster]
5. Domain; province; sphere. --Sir W. Scott. [1913 Webster]
6. That which is due to a sovereign, as a seigniorage on gold and silver coined at the mint, metals taken from mines, etc.; the tax exacted in lieu of such share; imperiality. [1913 Webster]
7. A share of the product or profit (as of a mine, forest, etc.), reserved by the owner for permitting another to use the property. [1913 Webster]
8. Hence (Com.), a duty paid by a manufacturer to the owner of a patent or a copyright at a certain rate for each article manufactured; or, a percentage paid to the owner of an article by one who hires the use of it. [1913 Webster]