Definition of "cubic" []

• Having the shape of a cube. (adjective)
• Shaped similar to a cube. (adjective)
• Having three dimensions. (adjective)
• Having a volume equal to a cube whose edge is of a stated length: a cubic foot. (adjective)
• Mathematics Of the third power, order, or degree. (adjective)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "The 392 designation comes from the engine's size in cubic inches, a measurement familiar to those of us raised in the muscle car era, many of whom are the Challenger's target demographic."
• "To recap: Optogenetics can trigger neurons within a carefully limited area, that is, a cubic millimeter or two."
• "I've seen several references to a unit of energy called the cubic mile of oil (CMO)."