- a solid bounded by six equal squares, the angle between any two adjacent faces being a right angle.
- an object, either solid or hollow, having this form or a form approximating it: a cube of cheese; plastic storage cubes.
- sugar cube.
- Mathematics. the third power of a quantity, expressed as a3 = a·a·a.
- Informal. cubic inch, especially as a measure of the displacement of an automotive engine: a new sports car with 350 cubes.
- Slang. one of a pair of dice; die.
- Slang. a person who is unaware of or unfamiliar with current ideas, opinions, trends, etc.; square.
- to make into a cube or cubes.
- to cut into cubes.
- Mathematics. to raise to the third power.
- to measure the cubic contents of.
- to tenderize (a thin cut or slice of meat) by scoring the fibers in a pattern of squares.
Origin of cube1
- a solid having six plane square faces in which the angle between two adjacent sides is a right angle
- the product of three equal factors: the cube of 2 is 2 × 2 × 2 (usually written 2³)
- something in the form of a cubea bath cube
- to raise (a number or quantity) to the third power
- (tr) to measure the cubic contents of
- (tr) to make, shape, or cut (something, esp food) into cubes
- (tr) US and Canadian to tenderize (meat) by scoring into squares or by pounding with a device which has a surface of metal cubes
- any of various tropical American plants, esp any of the leguminous genus Lonchocarpus, the roots of which yield rotenone
- an extract from the roots of these plants: a fish poison and insecticide
Word Origin and History for cuber
1550s, from Middle French cube (13c.) and directly from Latin cubus, from Greek kybos "a cube, a six-sided die, vertebra," perhaps from PIE root *keu(b)- "to bend, turn." Mathematical sense is from 1550s in English (it also was in the ancient Greek word: the Greeks threw with three dice; the highest possible roll was three sixes).
1580s in the mathematical sense; 1947 with meaning "cut in cubes," from cube (n.). The Greek verbal derivatives from the noun all referred to dice-throwing and gambling. Related: Cubed; cubing.
- To multiply a number or a quantity by itself three times; raise to the third power. For example, five cubed is 5 X 5 X 5.
- The product that results when a number or quantity is cubed. For example, the cube of 5 is 125.
- A solid having six equal square faces or sides.