WordReference Random House Unabridged Dictionary of American English © 2026
com•pla•nate
(kom′plə nāt′),USA pronunciation adj.
com′pla•na′tion, n.
- made level;
put into or on one plane.
- Latin complānātus (past participle of complānāre to make level), equivalent. to com- com- + plān(us) plain, plane1 + -ātus -ate1
- 1635–45