| a fool or simpleton; ninny. |
| a gadget; dingus; thingumbob. |
| plano- or (sometimes before a vowel) plan- | |
| —combining form | |
| indicating flatness or planeness: plano-concave | |
| [from Latin plānus flat, level] | |
| plan- or (sometimes before a vowel) plan- | |
| —combining form | |
| [from Latin plānus flat, level] | |
plano- or plani- or plan-
pref.
Flat: planocellular.