vertical angle

American  

noun

Geometry.

1. one of two opposite and equal angles formed by the intersection of two lines.

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Etymology

Origin of vertical angle

First recorded in 1565–75

Example Sentences

Video captured by a local mining company showed the plane hurtling nose first toward the ground at an almost vertical angle.

From Washington Post

Based on the vertical angle of attack — which is essential to the drone’s layout — it’s also hard to imagine the system being very effective against a human being.

From The Verge

Billed as the industry’s fastest, steepest and tallest spinning roller coaster, Time Traveler drops riders at a 90-degree vertical angle followed by three inversions at speeds up to around 50 mph, all while spinning.

From Washington Times

The 61-year-old limo driver converted a mobile home into a ramp and modified it to launch from a vertical angle so he wouldn't fall back to the ground on public land.

From Los Angeles Times

The 61-year-old limo driver converted a mobile home into a ramp and modified it to launch from a vertical angle so he wouldn’t fall back to the ground on public land.

From Washington Times