Functional: meaning, definitions and examples

Suitable when emphasizing that something operates as intended or serves its basic purpose. Not necessarily focusing on performance but basic utility.

• The new app is fully functional now.
• The office space is functional rather than luxurious.

Used to describe something that is sensible, feasible, and easily put into practice. Often contrasts with theoretical or luxurious approaches.

• She offered practical advice for everyday problems.
• The design is simple and practical.

Appropriate when stressing that something works well without wasting time, energy, or resources. Emphasizes performance and cost-effectiveness.

• The new car is fuel-efficient.
• He is an efficient manager who ensures everything runs smoothly.

Best used when highlighting the extent to which something achieves its intended result. Focuses more on the outcome and impact.

• The medicine was very effective at relieving pain.
• She provided an effective solution to the problem.

Used to describe something that is working properly or has a practical use.

• The new software is fully functional and ready for deployment.
• We need a functional kitchen to handle the high volume of orders.

Used for something that is critically important or absolutely necessary for the success or survival of something.

• Getting enough sleep is vital for good health.
• Oxygen is vital for all forms of life on Earth.

Describes something extremely important and absolutely necessary for a particular purpose.

• Water is essential for human survival.
• It's essential to wear a helmet while riding a bike for safety.

Refers to something that is needed or required.

• It is necessary to have a valid passport to travel abroad.
• Regular maintenance is necessary to keep the car in good condition.

This is commonly used to describe something that is operating correctly and serving its intended purpose, often in a technical or practical sense.

• The website is now fully functional
• The car's air conditioning system is not functional at the moment

This word is used to describe the reason for which something is done or created or for which something exists.

• The purpose of this meeting is to discuss the new project
• What is the main purpose of your visit?

This term refers to the function or part an individual or thing plays in a particular situation or context.

• She has taken on the role of team leader
• The role of technology in education is becoming more significant

Use refers to the act of employing something for a particular purpose or to achieve a specific result, focusing on the action itself.

• He showed me how to use the new software
• The use of plastic should be minimized to reduce pollution