Planner vs Planar - What's the difference?

planner | planar |

As a noun planner

is one who plans.

As an adjective planar is

of or pertaining to a plane.



(en noun)
  • One who plans.
  • Johnny is a good planner . He starts his work in time to get it finished by the deadline.
    Ms. Gunston is a planner for the county.
  • A notebook or software in which one keeps notations of items such as appointments, tasks, projects, and contacts.
  • Derived terms

    * route planner * daily planner * day planner * wedding planner * urban planner * meeting planner * personal planner




    (en adjective)
  • Of or pertaining to a plane.
  • A planar projection of a three-dimensional object is its projection onto a plane.
  • Flat, two-dimensional.
  • (graph theory, of a graph) Able to be embedded in the plane with no edges intersecting.
  • A complete graph with more than four nodes is never planar .
  • (transistor chip, semiconductor devices) Having a flat profile, not etched into a mesa.
  • Derived terms

    * antiplanar * nonplanar * synplanar