Plani-

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Plani- \Plan"i-\, Plano- \Plan"o-\ [L. planus. See {Plane}, a.]
     Combining forms signifying flat, level, plane; as
     planifolious, planimetry, plano-concave.
     [1913 Webster]