Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “biplane”

biplane

noun [C]     /ˈbaɪ.pleɪn/
an old type of aircraft with two sets of wings, one above the other → Compare monoplaneFixed-wing aircraft and helicopters
(Definition of biplane noun from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
Focus on the pronunciation of biplane

Translations of “biplane”

Word of the Day

altruistic

showing a wish to help or bring advantages to others, even if it results in disadvantage for yourself

Word of the Day

Blog

Read our blog about how the English language behaves.

Learn More

New Words

Find words and meanings that have just started to be used in English, and let us know what you think of them.

Learn More