Definition of proprietary company
1
: a corporation owning all or a controlling number of the shares of another corporation
2
: a company owning land that it leases or sells to other corporations
3
British
: a privately owned company the shares of which are not offered to the public : close corporation
Test Your Vocabulary
More Confusing Words—Quiz
-
- The magician
______
moved the selected card to the top of the deck.

Can you spell these 10 commonly misspelled words?
TAKE THE QUIZ
Spell words. Make bears.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridged
Words at Play
Ask the Editors
Share proprietary company