Circle Meaning: Definition, Examples, and Translations
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circle
[ˈsəːk(ə)l ]
Definitions
shape
A circle is a round shape that has no beginning or end. It is perfectly symmetrical and all points on the edge are equidistant from the center.
Synonyms
Which Synonym Should You Choose?
| Word | Description / Examples |
|---|---|
| circle |
In social or professional settings, referring to a group of people related by common interests or activities.
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| ring |
To describe a circular band, often made of metal, used as jewelry or a simple circular shape.
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| round |
When describing something that is shaped like a circle or has a curved form, often in everyday objects and contexts.
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| loop |
For describing a shape or motion where something goes around and comes back to the starting point, often in a continuous curve. Also, commonly used in computing to refer to repetitive sequences.
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Examples of usage
- The sun is a perfect circle in the sky.
- She drew a circle on the paper with a pencil.
geometry
In geometry, a circle is defined as the set of all points in a plane that are at a given distance from a given point, the center.
Synonyms
Which Synonym Should You Choose?
| Word | Description / Examples |
|---|---|
| circle |
A circle is used when referring to a simple, two-dimensional, curved shape where all points are an equal distance from the center. It is used in general conversations and basic geometric contexts.
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| disk |
A disk typically describes a flat, round object that is often solid. It is commonly used in contexts related to physical objects like disks in biology or computers.
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| roundel |
A roundel is often used in specific contexts, such as architecture, art, and heraldry, to describe a small disk, especially one used as an emblem or decorative element.
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| annulus |
An annulus is used in more technical or mathematical contexts to describe a ring-shaped object, especially one that has a central hole. It is often used in engineering, architecture, and advanced geometry.
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Examples of usage
- The radius of a circle is the distance from the center to any point on the edge.
- The circumference of a circle can be calculated using the formula 2πr.
surrounding
To circle something means to move around it in a circular path or orbit.
Synonyms
Which Synonym Should You Choose?
| Word | Description / Examples |
|---|---|
| circle |
Use when describing the basic shape or the action of moving in a round route.
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| encircle |
Use when you want to describe something forming a ring around something else, often indicating protection or containment.
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| orbit |
Use when talking about the curved path of a celestial object around a star, planet, or moon.
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| surround |
Use when describing something all around another thing, commonly used to describe something completely enclosing or encompassing.
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Examples of usage
- The birds circled overhead before landing on the tree branch.
- The airplane circled the airport before landing.
Translations
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Interesting Facts
Mathematics
- The perimeter of a circle is called the circumference, calculated with the formula 2πr, where r is the radius.
- The area of a circle can be found using the formula πr², showing how much space it covers.
- The special number π (pi), which is approximately 3.14, is crucial for calculating aspects of circles and appears in various mathematical concepts.
Cultural Significance
- In many cultures, circles symbolize unity and wholeness, representing the idea that all things are connected.
- The circle is a prominent motif in art and design, often used in mandalas, which are spiritual symbols in Hinduism and Buddhism.
- Huddles and gatherings often form circles to promote inclusivity and equal standing among participants.
Science
- In physics, circles are important in studying rotational motion and forces, helping to explain how planets orbit the sun.
- Pathways of electrons in atoms can be visualized as circular orbits, relating directly to the stability within atoms.
- Circle geometry is essential in various fields such as engineering and architecture for designing smooth curves and structures.
Literature
- In storytelling, circles often signify a journey that comes back to its beginning, representing themes of completion and cycles in human experiences.
- The 'circle' motif appears frequently in folklore, symbolizing cycles of life, death, and rebirth, as evident in many cultures' myths and legends.
- Authors often use circular narratives to enhance the storytelling experience, allowing readers to see how characters evolve through repeating scenarios.
Origin of 'circle'
The word 'circle' originated from the Latin word 'circulus', which means 'a circular figure'. The concept of a circle has been fundamental in mathematics and geometry since ancient times, with the circle symbolizing perfection and symmetry. Circles have been used in art, architecture, and science to represent unity, eternity, and infinity.