pontoon plane

noun

: an airplane that has large hollow containers filled with air (called pontoons) on the bottom so that it can float on water

Dictionary Entries Near pontoon plane

Cite this Entry

“Pontoon plane.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/pontoon%20plane. Accessed 9 Dec. 2024.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!