Adjective · /ˌɔː.θəʊˈnɔː.məl/ · both orthogonal and normalised
Definition
In mathematics and data science: a set of vectors that are mutually orthogonal (at right angles, dot product zero) and each individually normalised to unit length (magnitude of one).
Origin
From Greek orthos (straight, correct) + Latin normalis (made according to a carpenter's square). The compound emerged in 20th-century functional analysis and linear algebra.
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🎧 Podcast 2 — Daily Use
Orthonormal in Conversation
Two British speakers · Real technical dialogue
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⚙ Podcast 3 — Prompt Engineering
Orthonormal — AI Prompts
Copyable prompt cards · Google UK English voices
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