Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “plane”

plane

noun [C] uk   /pleɪn/ us  

plane noun [C] (AIRCRAFT)

A1 (UK also aeroplane, US also airplane) a vehicle designed for air travel, with wings and one or more engines: a fighter/transport/passenger plane We'll be boarding the plane in about 20 minutes. He hates travelling by plane. a plane ticket

plane noun [C] (SURFACE)

specialized mathematics in mathematics, a flat or level surface that continues in all directions: an inclined plane

plane noun [C] (LEVEL)

a particular level or standard: The poet's treatment of the subject lifts it to a mystical plane. His work is on a completely different plane from (= is much better than) other writers.

plane noun [C] (TOOL)

a tool used to make wooden surfaces and edges flat and smooth by removing small strips of the wood

plane noun [C] (TREE)

(also plane tree) a large tree with wide leaves and spreading branches that grows especially in towns

plane

verb [T] uk   /pleɪn/ us  
to remove small strips of wood from a surface with a special tool: You'll have to plane some more off the bottom of the door - it's still sticking.

plane

adjective [before noun] uk   /pleɪn/ specialized us  
flat: a plane edge/surface
(Definition of plane from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of plane?
Add Cambridge dictionaries to your browser to your website

Definitions of “plane” in other dictionaries

Word of the Day

monster

any imaginary frightening creature, especially one that is large and strange

Word of the Day

What’s that lovely smell?

by Kate Woodford,
October 29, 2014
As adult humans, we can distinguish about 10,000 different smells. It’s no wonder, then, that we have so many words and expressions to describe them. This week we’re taking a look at those smell words – words that describe good smells and words that describe bad smells. Most smell words are either

Read More 

high-frequency trading noun

October 27, 2014
a type of stock market trading that uses very complex technology to trade extremely quickly, often making tiny profits which nevertheless add up to substantial sums Lewis’s book, Flash Boys, is driving a huge amount of attention toward the topic of high frequency trading, and it has rekindled some of

Read More