a spherical

USAGE SUMMARY

The phrase "a spherical" is correct and usable in written English.
It can be used when describing an object or shape that is round and three-dimensional, typically in scientific or mathematical contexts. Example: "The planet is not a perfect sphere, but it is approximately a spherical shape."

✓ Grammatically correct

Science

News & Media

Encyclopedias

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

"Twenty-five cents for a spherical miracle.

The New Yorker

One is a spherical shape of 12 boron atoms.

The New York Times - Science

Some at least retain the use of a spherical object.

The Guardian - Lifestyle

For example, there is a spherical law of sines and a spherical law of cosines.

Encyclopedia Britannica

The fruit is a spherical aggregate of achenes.

Encyclopedia Britannica

Some cryptomonads encyst in a spherical cellulose case.

Encyclopedia Britannica

After fertilization a spherical larva (trochophore) emerges from the egg.

Encyclopedia Britannica

The fruit is a spherical or linear capsule.

Encyclopedia Britannica

"But this is the first time there's been a spherical motor with this range of motion".

The New York Times - Tech

Ranjan Mukherjee, an engineer at Michigan State, recently patented a "spherical shell platform".

The New York Times - Magazine

It was nudging a spherical boulder as high as its blade, one metre in diameter.

The Guardian - Travel

Expert writing Tips

Best practice

When describing an object, ensure the context clarifies whether you mean perfectly spherical or approximately spherical. If it's approximate, consider using phrases like "nearly spherical" or "almost spherical" for greater clarity.

Common error

Avoid using "a spherical" in casual contexts where simpler terms like "round" or "ball-shaped" would suffice. Overusing technical terms can make your writing sound unnecessarily formal or pretentious.

Linguistic Context

The phrase "a spherical" primarily functions as a determiner (a) followed by an adjective (spherical), modifying a noun. According to Ludwig, this phrase is correct and usable in written English.

Expression frequency: Very common

Frequent in

Science

40%

News & Media

30%

Encyclopedias

10%

Less common in

Wiki

5%

Formal & Business

5%

Reference

5%

Ludwig's WRAP-UP

In summary, "a spherical" is a grammatically sound and frequently used phrase, as determined by Ludwig. It serves to precisely describe three-dimensional, round shapes, most commonly within scientific and technical domains. While versatile, it's best reserved for situations where accuracy and formality are desired, avoiding overuse in casual conversation. When in doubt about its appropriateness, you can consider alternatives like "a rounded" or "a ball-shaped". Always use "a" before "spherical" because it begins with a consonant sound.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

a nearly spherical

Indicates an approximation to a spherical shape.

a ball-shaped

Directly describes the shape resembling a ball.

a globe-shaped

Directly indicates the shape resembling a globe.

a rounded

Focuses on the general shape, without specifying perfect sphericity.

a globular

Emphasizes a globe-like or ball-like shape.

a perfectly round

Stresses the roundness and perfection of the form.

a spheroidal

Indicates a shape close to a sphere, but potentially slightly elongated or flattened.

a spherical-like

Similar to sphere, but not exactly a sphere.

a three-dimensional round

Specifies it's round in three dimensions, emphasizing volume.

a circular

While technically two-dimensional, it can imply a spherical form when used in context.

FAQs

How is "a spherical" used in a sentence?

You can use "a spherical" to describe the shape of objects, like "The planet is not a perfect sphere, but it is approximately a spherical shape" or "The fruit has a spherical form".

What's a simpler way to say "a spherical"?

Depending on the context, you can replace "a spherical" with alternatives like "a rounded", "a ball-shaped", or "a circular".

Is it correct to say "a spherical object" or "an spherical object"?

The correct usage is "a spherical object" because "spherical" begins with a consonant sound. The article "a" is used before consonant sounds, while "an" is used before vowel sounds.

What is the difference between "a spherical" and "a spheroidal" shape?

"A spherical" shape is perfectly round in all dimensions, while "a spheroidal" shape is close to a sphere but may be slightly elongated or flattened. A spheroid is often described as an ellipsoid of revolution.