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Definition of Y-axis
1. Noun. The vertical axis in a plane coordinate system.
Generic synonyms: Coordinate Axis
Medical Definition of Y-axis
1. A cephalometric indicator of the vertical and horizontal coordinates of mandibular growth expressed in degrees of the inferior facial angle formed by the intersection of the sella-gnathion plane with the Frankfort horizontal plane. (05 Mar 2000)
Lexicographical Neighbors of Y-axis
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