1

cubic

adjective cu·bic \ ˈkyü-bik \
|Updated on: 17 Jun 2018

Definition of cubic

1 : having the form of a cube : cubical
2 a : relating to the cube considered as a crystal form
b : isometric 1
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

Recent Examples of cubic from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'cubic.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of cubic

15th century

in the meaning defined at sense 1

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2

cubic

noun

Definition of cubic

: a cubic curve, equation, or polynomial

Recent Examples of cubic from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'cubic.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of cubic

1799

in the meaning defined above

See Words from the same year
NEW! Time Traveler

CUBIC Defined for English Language Learners

cubic

Definition of cubic for English Language Learners

  • : in the shape of a cube


CUBIC Defined for Kids

cubic

adjective cu·bic \ ˈkyü-bik \

Definition of cubic for Students

1 : having the shape of a cube
2 : being the volume of a cube whose edge has a specified length
  • a cubic centimeter


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