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# cubic

[ kyoo-bik ]

/ ˈkyu bɪk /

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adjective

noun

Mathematics. a cubic polynomial or equation.

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## OTHER WORDS FROM cubic

cu·bic·i·ty [kyoo-bis-i-tee], /kyuˈbɪs ɪ ti/, nounsub·cu·bic, adjectiveun·cu·bic, adjective## Words nearby cubic

cubeb, cube farm, cube root, cube steak, cube van, cubic, cubical, cubicle, cubic measure, cubiculum, cubic zirconia

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Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

## How to use cubic in a sentence

## British Dictionary definitions for cubic

cubic

/ (ˈkjuːbɪk) /

adjective

having the shape of a cube

- having three dimensions
- denoting or relating to a linear measure that is raised to the third powera cubic metre Abbreviation: cu., c

maths of, relating to, or containing a variable to the third power or a term in which the sum of the exponents of the variables is three

Also: isometric, regular crystallog relating to or belonging to the crystal system characterized by three equal perpendicular axes. The unit cell of cubic crystals is a cube with a lattice point at each corner (simple cubic) and one in the cube's centre (body-centred cubic), or a lattice point at each corner and one at the centre of each face (face-centred cubic)

noun

maths

- a cubic equation, such as x ³ + x + 2 = 0
- a cubic term or expression

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

## Scientific definitions for cubic

cubic

[ kyōō′bĭk ]

Referring to a volume unit of measurement.

Involving a number or a variable that has been raised to the third power.

Relating to a crystal having three axes of equal length intersecting at right angles. The mineral pyrite has cubic crystals. Also called isometric See illustration at crystal.

The American Heritage® Science Dictionary
Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.