a surface area of

USAGE SUMMARY

The phrase "a surface area of" is correct and usable in written English.
It can be used when discussing the measurement of a two-dimensional space or the outermost layer of a three-dimensional object. Example: "The sculpture has a surface area of 150 square feet, making it one of the largest pieces in the gallery."

✓ Grammatically correct

Science

News & Media

Encyclopedias

Wiki

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

With a surface area of 176 sq km it is Australia's largest permanent natural freshwater lake.

The Guardian

Fifty years ago, Lake Chad in Africa had a surface area of 25,000 square kilometres.

The Guardian

The roof alone has a surface area of five acres, and covers more than 1,500 rooms.

The New York Times - Travel

The reservoir has a surface area of 234 square miles and a maximum depth of 246 feet.

Encyclopedia Britannica

The latter include Leche ("Milk") Lagoon, which has a surface area of 26 square miles (67 square km).

Encyclopedia Britannica

Established in 1908, the monument occupies a surface area of 2 square miles (5 square km) in the Black Hills.

Encyclopedia Britannica

A; surface area of the cylinder.

Fashion and Textiles

It has a surface area of 695.07 m2/g.

International Journal of Hydrogen Energy

OnBeat's creators say the solar cell has a surface area of 55cm3 with a charge capacity of approximately 0.55W.

TechCrunch

A surface area of roughly 1.25 m2/g was determined using five-point N2 adsorption BET.

Geochemical Transactions

Rectangular samples with a surface area of 2 × 10−2 dm2 were used as working electrodes.

Nanoscale Research Letters

Expert writing Tips

Best practice

When describing the size of three-dimensional objects, specify whether you're referring to the surface area or the cross-sectional area for clarity.

Common error

Avoid confusing surface area with volume. Surface area measures the outer surface of an object, while volume measures the space it occupies.

Linguistic Context

The phrase "a surface area of" functions as a noun phrase, often serving as a post-modifier specifying the size or extent of a surface. Ludwig AI confirms this usage across various contexts.

Expression frequency: Very common

Frequent in

Science

54%

News & Media

22%

Wiki

12%

Less common in

Encyclopedias

7%

Formal & Business

0%

Reference

0%

Ludwig's WRAP-UP

In summary, "a surface area of" is a versatile noun phrase primarily used to precisely describe the size of a surface across numerous fields. Ludwig AI analysis shows it's grammatically correct and common in scientific, news, and encyclopedia contexts. While alternatives like "an area of" exist, the specificity of "a surface area of" makes it valuable in technical settings. Remember to avoid confusion with related concepts such as volume and choose the appropriate unit of measure for greatest clarity. Frequency analysis confirms that "a surface area of" is indeed a very common phrase.

More alternative expressions

Phrases that express similar concepts, ordered by semantic similarity:

an area of

This alternative is more general, omitting the specification of "surface".

total area of

This alternative emphasizes the entirety of the area being measured.

the size of

This alternative uses a simpler term to express the magnitude of the area.

the extent of

This alternative uses a different noun to describe the size or scope.

the dimensions of

This alternative focuses on the measurements (length, width) that define the area.

the areal extent of

This more technical term specifies the extent in terms of area.

a measurement of

This alternative highlights the act of measuring the area.

covering an area of

This alternative puts the area measurement in an active context, indicating something that occupies space.

an expanse of

This alternative evokes a broader, more visual sense of area.

a spread of

This alternative implies the area is somewhat dispersed or spread out.

FAQs

How do I use "a surface area of" in a sentence?

Use "a surface area of" to specify the size of a surface, such as "The table has "a surface area of" 2 square meters."

What can I say instead of "a surface area of"?

You can use alternatives like "an area of", "the extent of", or "the size of" depending on the context. For instance, "The field covers "an area of" 10 acres."

Is it more appropriate to say "surface area" or "area"?

"Surface area" is more specific, referring to the measurement of an outer face. "Area" is more general. Use "surface area" when precision is needed: "The cell has "a surface area of" 314 μm".

What units of measurement are typically used with "a surface area of"?

Common units include square meters (m²), square kilometers (km²), square feet (ft²), acres, and hectares. The choice depends on the scale of the surface being measured.