| a combining form meaning “flat,” “plane,” used in the formation of compound words: planography. |
| a combining form meaning “moving,” “capable of movement,” used in the formation of compound words: planogamete. |
| plano- or plani- or plan- pref. Flat: planoconvex. [From Latin plānus, flat; see pelə-2 in Indo-European roots.] |
plano- or plani- or plan-
pref.
Flat: planocellular.