Quadruple: meaning, definitions and examples

This term is used in situations where something increases four times in size, quantity, or value. It is common in financial, statistical, or scientific contexts.

• The company's profits quadrupled in the last quarter.
• We need to quadruple our efforts to achieve the target.

This word is often used to express something that has four parts or something that has increased by four times. It is somewhat formal and can be found in academic or technical texts.

• There was a fourfold increase in the number of participants.
• The project's complexity is fourfold.

This term is primarily used in the context of music to describe a group of four musicians or singers performing together. It can also refer to any group of four people or items.

• The string quartet played beautifully at the concert.
• They formed a quartet to tackle the project.

Used in scientific, particularly biological or mathematical contexts, to refer to a group or set of four. It is less commonly used in everyday speech.

• The tetrad of chromosomes was visible under the microscope.
• In geometry, a tetrad refers to a set of four points.

This word can also be used similarly to the first 'quadruple' entry, in both formal and informal contexts, to emphasize a four-times increase.

• They expect the demand for the product to quadruple.
• His salary quadrupled after the promotion.

Often used in scientific, economic, or statistical contexts to denote an increase by four times. It has a slightly more formal tone.

• There was a fourfold increase in the number of participants.
• Profits have grown fourfold since the introduction of the new policy.

A straightforward mathematical expression, used in everyday conversation or basic mathematical instructions.

• To find the answer, multiply the result by four.
• You need to multiply the length of the fabric by four to get the total amount needed.