follow Dictionary.com

Stories We Like: Novels For Language Lovers

cubic

[kyoo-bik] /ˈkyu bɪk/
adjective
1.
having three dimensions; solid.
2.
having the form of a cube; cubical.
3.
pertaining to the measurement of volume:
the cubic contents of a vessel.
4.
pertaining to a unit of linear measure that is multiplied by itself twice to form a unit of measure for volume:
cubic foot; cubic centimeter; cubic inch; cubic meter.
5.
Mathematics. of or pertaining to the third degree.
6.
Crystallography. belonging or pertaining to the isometric system of crystallization.
noun
7.
Mathematics. a cubic polynomial or equation.
Origin
1490-1500
1490-1500; earlier cubik < Latin cubicus < Greek kybikós. See cube1, -ic
Related forms
cubicity
[kyoo-bis-i-tee] /kyuˈbɪs ɪ ti/ (Show IPA),
noun
subcubic, adjective
uncubic, adjective
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
Cite This Source
British Dictionary definitions for cubics

cubic

/ˈkjuːbɪk/
adjective
1.
having the shape of a cube
2.
  1. having three dimensions
  2. denoting or relating to a linear measure that is raised to the third power: a cubic metre Abbreviation cu., c
3.
(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
4.
(crystallog) Also isometric, regular. 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
5.
(maths)
  1. a cubic equation, such as x³ + x + 2 = 0
  2. 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
Cite This Source
Word Origin and History for cubics

cubic

adj.

1550s, from Middle French cubique (14c.), from Latin cubicus, from Greek kybikos, from kybos "cube" (see cube (n.)). Related: Cubical.

Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source
cubics in Science
cubic
  (ky'bĭk)   
  1. Referring to a volume unit of measurement.

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

  3. 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 © 2002. Published by Houghton Mifflin. All rights reserved.
Cite This Source

Word of the Day

Difficulty index for cubic

Most English speakers likely know this word

Word Value for cubics

12
16
Scrabble Words With Friends

Nearby words for cubics