I. ˈplān verb
( planed ; plan·ing )
Etymology: Middle English, from Anglo-French planer, from Late Latin planare, from Latin planus level — more at floor
Date: 14th century
transitive verb
1.
a. : to make smooth or even : level
b. : to make smooth or even by use of a plane
2. : to remove by or as if by planing — often used with away or off
intransitive verb
1. : to work with a plane
2. : to do the work of a plane
• plan·er noun
II. noun
Etymology: Middle English, from Anglo-French, from Latin platanus, from Greek platanos; probably akin to Greek platys broad — more at place
Date: 14th century
: any of a genus ( Platanus of the family Platanaceae, the plane-tree family) of chiefly deciduous trees with large palmately lobed leaves, flowers in globose heads, and usually scaling bark — called also buttonwood, plane tree, sycamore
III. noun
Etymology: Middle English, from Anglo-French, from Late Latin plana, from planare
Date: 14th century
: a tool for smoothing or shaping a wood surface
IV. noun
Etymology: Latin planum, from neuter of planus level
Date: 1571
1.
a. : a surface in which if any two points are chosen a straight line joining them lies wholly in that surface
b. : a flat or level surface
2. : a level of existence, consciousness, or development
on the intellectual plane
3.
a. : one of the main supporting surfaces of an airplane
b.
[by shortening]
: airplane
V. adjective
Etymology: Latin planus
Date: 14th century
1. : having no elevations or depressions : flat
2.
a. : of, relating to, or dealing with geometric planes
b. : lying in a plane
a plane curve
Synonyms: see level
VI. intransitive verb
( planed ; plan·ing )
Etymology: Middle English, from Middle French planer, from plain level, plain
Date: 15th century
1.
a. : to fly while keeping the wings motionless
b. : to skim across the surface of the water
2. : to travel by airplane