cubic

1 of 2

adjective

cu·​bic ˈkyü-bik How to pronounce cubic (audio)
1
: having the form of a cube : cubical
2
a
: relating to the cube considered as a crystal form
3
b
: being the volume of a cube whose edge is a specified unit
cubic inch
4
: of third degree, order, or power
a cubic polynomial

cubic

2 of 2

noun

: a cubic curve, equation, or polynomial

Examples of cubic in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Adjective
Early on July 4, the Guadalupe River at Kerrville was flowing at 3 cubic feet per second. Stephen J. Beard, USA Today, 12 July 2025 Up close, with its apertures open, the T.50 looks both fabulously exotic and a masterpiece of packaging, somehow squeezing three people, 10.2 cubic feet of luggage space, and a V-12 engine into a footprint similar to a Porsche Boxster. Tim Pitt, Robb Report, 9 July 2025
Noun
The Ioniq 5 has practical, sufficient cargo space, 27.2 cubic behind the rear seats, 59.3 cubic feet when the seats are folded flat. James Raia, Mercury News, 6 July 2025 Natural Gas October contract: $2.27 per thousand cubic, up 1.7%. Spencer Kimball, CNBC, 11 Sep. 2024 See All Example Sentences for cubic

Word History

First Known Use

Adjective

15th century, in the meaning defined at sense 1

Noun

1799, in the meaning defined above

Time Traveler
The first known use of cubic was in the 15th century

Browse Nearby Words

Cite this Entry

“Cubic.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cubic. Accessed 21 Jul. 2025.

Kids Definition

cubic

adjective
cu·​bic
ˈkyü-bik
variants also cubical
-bi-kəl
1
: having the form of a cube
2
a
: having length, width, and height
b
: relating to volume
3
: being or having the volume of a cube whose edge is a specified unit
cubic centimeter
cubic inch
cubically
-bi-k(ə-)lē
adverb

More from Merriam-Webster on cubic

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