also: じゅうじく
vertical axis; y-axis
Used in graphs, charts, and coordinate systems to refer to the up-down axis. Often contrasted with 横軸 (horizontal axis).
The vertical axis of the graph represents sales revenue.
vertical shaft; spindle
Mechanical or engineering term for a vertically oriented shaft or spindle, such as in a machine tool.
connection between past and present
Figurative use, often in historical or narrative contexts, likening time to a vertical line linking different eras. Relatively rare.
縦軸と横軸の交点が原点です。
The intersection of the vertical and horizontal axes is the origin.
The vertical spindle of this machine tool can rotate at high speed.
In this novel, the past and present intersect as a vertical axis.
Standard kanji spelling; the reading たてじく is the most common.
Alternate reading; less common and may be encountered in technical or older texts.
Compound of 縦 (vertical) and 軸 (axis, shaft). The reading たてじく uses the kun'yomi of 縦 and on'yomi of 軸, while じゅうじく uses on'yomi for both.