Definitions

1. noun

A mountain range, especially in western North America, typically having steep slopes and sharp peaks.

“The hikers set off early to conquer the rugged peaks of the Sierra mountain range.”

2. proper noun

The Sierra Nevada mountain range in California and Nevada, USA.

“The Sierra is home to Yosemite National Park and Lake Tahoe.”

3. noun

A saw-toothed or zigzag pattern, especially in the shape of a mountain or a roof.

“The architect designed the building with a unique sierra motif on the facade.”

4. noun

A unit of angular measurement, especially in navigation and surveying.

“The chart indicated a sierra of 30 degrees to avoid the rocky coastline.”