体たい積せき

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Common wordJLPTN2Freq.FrequencyTop 50,000

Meanings

Refers to the three-dimensional space occupied by an object or substance, commonly used in mathematics, physics, and everyday measurement.

〈物もの〉の体たい積せきを求もとめるto calculate/find the volume of something
この立りっ方ぽう体たいの体たい積せきを求もとめなさい。
Find the volume of this cube.
〈物もの〉の体たい積せきを測はかるto measure the volume of something
水みずを使つかって石いしの体たい積せきを測はかった。
I measured the volume of the rock using water.
体たい積せきが増ふえる／減へるfor volume to increase/decrease
水みずは凍こおると体たい積せきが増ふえる。
Water increases in volume when it freezes.
体たい積せきが〈数かず〉立りっ方ぽうメートルあるto have a volume of (a certain number of) cubic meters
このタンクは体たい積せきが10立りっ方ぽうメートルある。
This tank has a volume of 10 cubic meters.

容よう積せきN2
容積 typically refers to the storage or holding capacity of a container, while 体積 is the general scientific term for the three-dimensional space an object occupies.
嵩かさ
嵩 is a casual, everyday word for the bulk or amount of space something takes up, while 体積 is the precise scientific term used with formulas and units.

面めん積せきN3
面積 measures a flat, two-dimensional area, whereas 体積 measures three-dimensional volume, and the two are easily confused because of their similar kanji and shared use in math class.

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Compound of 体 (body, substance) and 積 (accumulation, product), referring to the measure of three-dimensional space.