area

A part of a place or a particular piece of land or space.

• This is a quiet area.
• There is a play area behind the school.
• Do you live in this area?

Similar words: place, district, zone

Common phrases: local area, shopping area, play area, rural area

A particular subject that someone studies, works on, or knows about.

• History is my main area of study.
• She works in several areas of medicine.
• What is your area of expertise?

How to use it: area of something (This is an important area of research.)

Similar words: field, subject

Common phrases: area of study, area of research, area of expertise

The size of a surface, measured in square units.

• The room has an area of twenty square meters.
• Multiply the length by the width to find the area.
• What is the area of this circle?

How to use it: area of something (Calculate the area of the rectangle.)

Common phrases: surface area, total area, area of something

A particular part or side of a subject, situation, or activity.

• The report is weak in this area.
• Safety is our main area of concern.
• We need to improve in several areas.

Similar words: aspect, part

Common phrases: problem area, area of concern, in this area