What is according to a square or rule; perpendicular; forming a right angle. Specifically: Of or pertaining to a normal called?
normal — (Geom.) According to a square or rule; perpendicular; forming a right angle. Specifically: Of or pertaining to a normal. (Webster's 1913.)
Sources
- Webster's Unabridged Dictionary, 1913 edition (public domain, via GCIDE / Project Gutenberg).
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- Published: 2026-07-17T00:00:00-07:00 · Modified: 2026-07-17T00:00:00-07:00