- planar line
- planar process
- planar structure
- planar triode
- planar waveguide
- planarity
- planation
- planch
- planchet
- planchet casting
- plancier
- plane
- plane angle
- plane axiom
- plane beam
- plane bending
- plane bolter
- plane capacitor
- plane chart
- plane configuration
- plane coordinates
- plane correction
- plane curve
- plane deformation
- plane domain
- plane earth
- plane evolute
- plane face
- plane figure
- plane figures
- plane fillister
- plane flow
- plane formula
- plane fracture
- plane frame
- plane framework
- plane gate
- plane geometry
- plane girder
- plane hole
- plane lattice
- plane lumber
- plane marking
- plane mask
- plane milling
- plane mirror
- plane net
- plane off
- plane pair
- plane parameter
- plane phobia
- plane plate
- plane polarization
- plane polygon
- plane reflector
- plane refraction
- plane region
- plane section
- plane smoothing
- plane stick
- plane strain
- plane stress
- plane structure
- plane surface
- plane surveying
- plane symmetry
- plane system
- plane ticket
- plane tile
- plane topology
- plane triangle
- plane trigonometry
- plane truss
- plane wave
- plane-iron
- plane-parallel
- plane-parallelism
- plane-polarized
- plane-sailing
- plane-stock
- plane-table
- plane-tree
- planed
- planed assembly
- planed board
- planed fault
- planed maintenance
- planed timber
- planed wood
- planeform
- planeness conservation
- planer
- planer array
- planer attachment
- planer centers
- planer knife
- planer milling
- planer shoe
- planer table
- planer tool