half plane

noun

: the part of a plane on one side of an indefinitely extended straight line drawn in the plane

Word History

First Known Use

1848, in the meaning defined above

Time Traveler
The first known use of half plane was in 1848

Dictionary Entries Near half plane

half-pitch

half plane

half price

See More Nearby Entries 

Cite this Entry

“Half plane.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/half%20plane. Accessed 21 Dec. 2024.

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Kids Definition

half plane

noun
: the part of a plane on one side of an indefinitely long straight line drawn in the plane
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