plan·​form ˈplan-ˌfȯrm How to pronounce planform (audio)
: the contour of an object (such as an airplane) or mass as viewed from above

Examples of planform in a Sentence

Recent Examples on the Web The bad news is the tailess, flying wing planform of the X-47B comes with some inherent stability and low speed flying issues that make the take off and landing from an aircraft carrier a real engineering challenge. Jason Paur, WIRED, 3 Nov. 2009

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'planform.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1908, in the meaning defined above

Time Traveler
The first known use of planform was in 1908

Dictionary Entries Near planform

Cite this Entry

“Planform.” Dictionary, Merriam-Webster, Accessed 25 Feb. 2024.

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