1.
surface area
The total area covering the outside of a three-dimensional object. Used in mathematics, physics, chemistry, and engineering to describe how much exterior a solid has.
表面積を計算する。
Calculate the surface area.
球の表面積を求める。
Find the surface area of a sphere.
小さく切ると表面積が増えて、反応が早くなる。
Cutting it small increases the surface area and speeds up the reaction.
Compound of 表面 (surface) + 積 (product / area). Standard term in math and science contexts.
COMMON COLLOCATIONS:
- 表面積を求める: to find the surface area
- 表面積が大きい/小さい: large / small surface area
- 表面積と体積: surface area and volume
SIMILAR WORDS:
- 面積: area (of a 2D region or one face of a solid)
- 体積: volume (3D)