Jisho.org: Japanese Dictionary

断面回転半径

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Wikipedia definition

1. Radius of gyrationRadius of gyration or gyradius is the name of several related measures of the size of an object, a surface, or an ensemble of points. It is calculated as the root mean square distance of the objects' parts from either its center of gravity or a given axis.
Read “Radius of gyration” on English Wikipedia
Read “断面回転半径” on Japanese Wikipedia
Read “Radius of gyration” on DBpedia

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Kanji in this word

2.457198938606376

11 strokes. JLPT N3. Jōyō kanji, taught in grade 5.

断

severance, decline, refuse, apologize, warn, dismiss, prohibit, decision, judgement, cutting

Kun: た.つ、ことわ.る、さだ.める

On: ダン

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0.8113118389008034

9 strokes. JLPT N3. Jōyō kanji, taught in grade 3.

面

mask, face, features, surface

Kun: おも、おもて、つら

On: メン、ベン

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0.21809458034967838

6 strokes. JLPT N3. Jōyō kanji, taught in grade 2.

回

-times, round, game, revolve, counter for occurrences

Kun: まわ.る、 -まわ.る、 -まわ.り、まわ.す、 -まわ.す、まわ.し-、 -まわ.し、もとお.る、か.える

On: カイ、エ

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2.1395078332303443

11 strokes. JLPT N4. Jōyō kanji, taught in grade 3.

転

revolve, turn around, change

Kun: ころ.がる、ころ.げる、ころ.がす、ころ.ぶ、まろ.ぶ、うたた、うつ.る、くる.めく

On: テン

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1.3027516266220784

5 strokes. JLPT N5. Jōyō kanji, taught in grade 2.

半

half, middle, odd number, semi-, part-

Kun: なか.ば

On: ハン

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4.172876304023845

8 strokes. JLPT N1. Jōyō kanji, taught in grade 4.

径

diameter, path, method

Kun: みち、こみち、さしわたし、ただちに

On: ケイ

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