surface area

noun

Meaning

The total measurement of the outer boundary of a three-dimensional object.

Examples

Calculating the surface area of a sphere requires knowing its radius.
The heat loss depends significantly on the total surface area of the radiator.

Synonyms: outer boundary, exposed area, total exterior, superficial area

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surface area

noun

Pronunciation: ˈsɜːrfɪs ˈɛəriə

Definition

The total measurement of the outer boundary of a three-dimensional object.

Examples

Calculating the surface area of a sphere requires knowing its radius.
The heat loss depends significantly on the total surface area of the radiator.
Smaller particles react faster because they have a much larger surface area relative to their volume.

Synonyms of surface area

Words with a similar meaning to surface area:

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