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対称軸 (たいしょうじく) Japanese meaning | Kotomora

対たい称しょう軸じく

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Meanings

1

axis of symmetry; line of symmetry

Mathematical term for the line that divides a figure into two mirror-image halves.

この図ず形けいの対たい称しょう軸じくを描かいてください

。

Please draw the axis of symmetry of this figure.

正せい三さん角かく形けいには3本ぼんの対たい称しょう軸じくがある。

An equilateral triangle has three lines of symmetry.

Kanji

対vis-a-vis, opposite, even
称appellation, praise, admire
軸axis, pivot, stem

Related words

対たい称しょう
対称 means 'symmetry' in general, while 対称軸 specifically refers to the axis or line of symmetry.
線せん対たい称しょう
線対称 means 'line symmetry' as a property; 対称軸 is the actual line itself.

Built from

対たい称しょう+軸じく

Etymology

Compound of 対称 (symmetry) and 軸 (axis). The exact historical derivation is uncertain, but the term is a straightforward technical compound.