from the GNU version of the Collaborative International Dictionary of English
- n. One line or radius falling perpendicularly on another.
from The Century Dictionary and Cyclopedia
- n. In geometry, a line falling perpendicularly on another line or a surface, as the two sides of a right-angled triangle.
- n. In architecture: A perpendicular line supposed to pass through the middle of a cylindrical body. The axis or middle line of the Ionic volute.
Sorry, no etymologies found.
Sorry, no example sentences found.