cu·​bic | \ ˈkyü-bik How to pronounce cubic (audio) \

Definition of cubic

 (Entry 1 of 2)

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



Definition of cubic (Entry 2 of 2)

: a cubic curve, equation, or polynomial

Examples of cubic in a Sentence

Recent Examples on the Web: Adjective

At the end of 2018, Pennsylvania drillers were producing about 18 billion cubic feet of gas a day. Robert Bryce, WSJ, "Gas Shortages Give New York an Early Taste of the Green New Deal," 15 Feb. 2019 Small-town life in Brumadinho was shattered Friday afternoon when the 40-year-old dam failed, releasing almost 12 million cubic meters of mining waste. Jeffrey T. Lewis, WSJ, "Death Toll in Brazilian Mining-Dam Disaster Jumps to 34," 26 Jan. 2019 With the highest level of cubic feet per minute of airflow and highest moisture vapor transmission rate of any waterproof fabric ever tested. Tim Newcomb, Popular Mechanics, "The North Face's New Fabric Is Waterproof, Breathable, and Brought to You by Science," 8 Jan. 2019 Chambers estimated that about one-half of a cubic meter of volume would be available inside Orion for secondary, commercial payloads, weighing tens to potentially hundreds of kilograms. Eric Berger, Ars Technica, "The Orion spacecraft may carry more than NASA missions to the Moon," 4 Oct. 2018 Iran also imports some 12 million cubic meters per day from neighboring Turkmenistan. Nasser Karimi, The Seattle Times, "Iran oil minister: French oil giant Total pulls out of Iran," 20 Aug. 2018 Currently, a barrel of U.S. crude fetches $9 less than the global benchmark; a barrel of Canadian some $40 less; and a cubic foot of U.S. natural gas around half of what identical molecules command in Europe or Asia. Spencer Jakab, WSJ, "Why Exxon Is Touting Connectivity," 2 Nov. 2018 Fill power refers to the number of cubic inches filled by one ounce of down. Jodi Helmer, ELLE Decor, "Beddings Basics," 19 Oct. 2011 How is cubic poop more advantageous than pellets, tubes, coils, or just squishy piles? Jill Kiedaisch, Popular Mechanics, "BREAKING: Mystery of Square Wombat Poop Revealed," 20 Nov. 2018

Recent Examples on the Web: Noun

Every 10-microgram-per-cubic-meter increase in the concentration of breathable particulate matter is associated with an increase of about 9 percent in infant mortality, an effect consistent over the 15-year study period, the study’s authors say. Washington Post, "Africa’s pollution killing thousands of infants, study says," 27 June 2018 The highest levels of microplastic found so far in the race was 357 particles per cubic metre recorded from the South China Sea, east of Taiwan. Rob Hodgetts, CNN, "Sailor sacrifices sleep for science to save the planet," 8 June 2018 Every Tuesday, Thursday and Saturday, Valparaiso Public Works employees will load compost and mulch from 9 a.m. to 2 p.m. The charge for compost loading is $10 per cubic yard, payment by check or money order only. Staff Report, Post-Tribune, "Community news," 3 May 2018 Seminole County, which had a pre-storm contract to pay $7.49 per cubic yard to hauler Ceres Environmental, reworked the pact to pay the company 11 percent more — a raise of about 82 cents per cubic yard to $8.31, County Manager Nicole Guillet said. Stephen Hudak,, "Trump orders feds to pay more to help Florida cities, counties pay for Hurricane Irma debris," 4 Oct. 2017 The charge for compost loading is $10 per cubic yard, payment by check or money order only. Chicago Tribune,, "Neighbors calendar," 29 May 2017 Their namesake cubic frames contain up to 15 tentacles at the corners, with each growing as much as 10 feet long, all lined with thousands of stinging cells— Daniel Jameson, CNT, "The 10 Most Dangerous Animals in the World," 10 July 2017 The charge for compost loading is $10 per cubic yard, payment by check or money order only. Chicago Tribune,, "Neighbors calendar," 29 May 2017 The charge for compost loading is $10 per cubic yard, payment by check or money order only. Post-Tribune, "Community calendar," 13 May 2017

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.

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First Known Use of cubic


15th century, in the meaning defined at sense 1


1799, in the meaning defined above

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Statistics for cubic

Last Updated

24 Feb 2019

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Time Traveler for cubic

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

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English Language Learners Definition of cubic

: in the shape of a cube


cu·​bic | \ ˈkyü-bik How to pronounce cubic (audio) \

Kids Definition of cubic

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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More from Merriam-Webster on cubic

Rhyming Dictionary: Words that rhyme with cubic

Spanish Central: Translation of cubic

Nglish: Translation of cubic for Spanish Speakers

Britannica English: Translation of cubic for Arabic Speakers

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a shady place in a garden or forest

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