area

/'eəriə/
Học thuật
Thân thiện
area

The teacher draws a rectangle on the board to calculate its area.

Definition
  1. Noun:
    • The extent of a two-dimensional surface enclosed within a boundary: A measure of the size of a surface, calculated by multiplying its length by its width.
    • A part of a structure having some specific characteristic or function: A designated space within a building or complex used for a particular activity.
    • A particular environment, sphere, or walk of life: A field of activity, interest, or study.
    • A part of an animal's body with a special function or nerve/blood supply: A specific anatomical region.
    • A particular geographical region of indefinite boundary: A tract of land, often defined by a common purpose, characteristic, or distinction.
Usage Examples
  • Noun (Surface Measurement):
    • The area of the garden is 50 square meters.
    • Calculate the area of a circle using the formula πr².
  • Noun (Designated Space):
    • Please proceed to the boarding area.
    • The factory has a dedicated research and development area.
  • Noun (Field of Activity):
    • Her area of expertise is molecular biology.
    • He works in the area of international finance.
  • Noun (Geographical Region):
    • This is a rural area with few inhabitants.
    • The government declared the flood-affected area a disaster zone.
Advanced Usage
  • "Gray area": A situation or topic that is not clearly defined or is open to interpretation, often lacking strict rules.
    • The legality of the software falls into a gray area.
  • "In the area of": Concerning or regarding a particular subject.
    • Progress in the area of renewable energy has been significant.
  • "High-pressure area" / "Low-pressure area": Meteorological terms for regions with specific atmospheric pressure conditions.
    • A high-pressure area is bringing clear skies to the region.
Variants and Related Words
  • Areal (adj): Pertaining to an area, especially its geographical extent.
    • The study focused on the areal distribution of the plant species.
  • Areas (n, plural): The standard plural form of "area".
    • We need to improve safety in all work areas.
Synonyms
  • Region: A part of a country or the world, often larger and less precisely defined than an area.
  • Zone: An area with a particular characteristic, purpose, or use, often with defined boundaries.
  • Field: A particular branch of study or sphere of activity.
  • Territory: An area of land under the jurisdiction of a ruler or state; can also mean a field of knowledge or experience.
Related Phrases
  • Catchment area: The area from which a school, hospital, or service draws its users or customers.
    • Children living outside the school's catchment area may not be admitted.
  • Common area: A space in a building or complex that is for shared use by all residents or occupants.
    • The lounge and gym are common areas for all tenants.
Related Idioms
  • A blind spot / area: A subject about which one is ignorant or prejudiced, or a point where one's vision or judgment is impaired.
    • History has always been a blind spot for me.
  • To cover a lot of ground/area: To deal with or discuss many different topics or to travel a great distance.
    • The lecture covered a lot of area in just one hour.
area

The teacher draws a rectangle on the board to calculate its area.

Noun
  1. the extent of a 2-dimensional surface enclosed within a boundary
    • the area of a rectangle
    • it was about 500 square feet in area
  2. a part of a structure having some specific characteristic or function
    • the spacious cooking area provided plenty of room for servants
  3. a particular environment or walk of life
    • his social sphere is limited
    • it was a closed area of employment
    • he's out of my orbit
  4. a part of an animal that has a special function or is supplied by a given artery or nerve
    • in the abdominal region
  5. a subject of study
    • it was his area of specialization
    • areas of interest include...
  6. a particular geographical region of indefinite boundary (usually serving some special purpose or distinguished by its people or culture or geography)
    • it was a mountainous area
    • Bible country