perimeter
/pə'rimitə/
Học thuậtThân thiện
Definition
- Noun:
- The continuous line forming the boundary of a closed geometric figure: The perimeter is the total length of this outer boundary.
- The outer limits or edge of an area or object: It refers to the boundary line itself or the space immediately inside it.
- A fortified boundary or defensive line: In military contexts, it can refer to the outer defensive line of a camp or position.
Examples of Usage
- Noun:
- The farmer measured the perimeter of the field to estimate the fencing needed.
- Security guards patrol the perimeter of the building every hour.
- The ancient castle had a strong perimeter wall to protect against invaders.
Advanced Usage
"Perimeter defense": A military strategy focused on defending the outer boundary of a position.
- The troops established a perimeter defense around their base.
"On the perimeter": Located at or near the outer edge.
- The new houses were built on the perimeter of the town.
Variants and Related Words
Perimetric (adj): Relating to a perimeter.
- The perimetric measurements were crucial for the design.
Perimeterless (adj): Lacking a defined boundary (rare).
- The concept described a perimeterless digital space.
Synonyms
- Circumference: The enclosing boundary of a circle or other curved geometric figure.
- Border: The edge or boundary of something, or the part near it.
- Boundary: A line that marks the limits of an area.
Related Phrases
Perimeter fence: A fence that marks or protects the outer boundary of an area.
- A high perimeter fence surrounds the facility.
Perimeter road: A road that goes around the edge of a town or area.
- Take the perimeter road to avoid the city center traffic.
Related Idioms
- "Hold the perimeter": To maintain a defensive position at the boundary.
- The soldiers were ordered to hold the perimeter at all costs.
Noun
- the size of something as given by the distance around it
- a line enclosing a plane areas
- the boundary line or the area immediately inside the boundary