Cubic
'kjuːbɪk
Definitions
2 meaningsRelating to or having the form of a cube; having three dimensions.
'kjuːbɪk
Relating to or having the form of a cube.
The volume of a cubic foot is the space contained within a cube that is one foot on each edge.
💡 Simply: Imagine a box that's the same length, width, and height – like a perfect dice! Cubic means something is like that box shape. For instance, a cubic meter is the space inside a cube that's one meter on each side.
👶 For kids: Like a box that's the same on all sides!
More Examples
The design utilizes cubic forms to create a modern aesthetic.
The artist focused on cubic shapes in his sculptures.
How It's Used
"A cubic equation has three solutions."
"The room has a cubic shape."
Relating to the third power of a number or variable (x³).
'kjuːbɪk
Relating to the third power of a number or expression.
The equation involves a cubic term.
💡 Simply: When you cube a number, you multiply it by itself three times. Cubic tells you it's related to that process, like 'x cubed' in math.
👶 For kids: Means you multiply a number three times (like 2x2x2)!
More Examples
The volume of a sphere is determined by a cubic function.
The amount of water in the tank is measured in cubic meters.
How It's Used
"A cubic meter is a measure of volume."
From Latin *cubicus*, from Greek *kybikos*, relating to a cube, from *kybos* 'cube'.
Historically used in geometry and mathematics to describe three-dimensional shapes and quantities involving the cube of a number.
Memory tip
Think of a cube, a three-dimensional object. Cubic means it relates to that form.
Practice
Word Origin
Root: kybos