planar

play
adjective pla·nar \ˈplā-nər, -ˌnär\

Definition of planar

  1. 1 :  of, relating to, or lying in a plane

  2. 2 :  two-dimensional in quality

planarity

play \plā-ˈner-ə-tē, -ˈna-rə-\ noun

1850

First Known Use of planar

1850

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