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How to pronounce orthogonal

Say it like or-THAH-guh-nul. Orthogonal has four syllables, and the main stress falls on the second one (THAH).

VoiceSpeed

Click the play button next to American or British to hear how to pronounce orthogonal. Choose Slow to hear each sound clearly.

US American/ɔrˈθɑɡənəl/or-THAH-guh-nul
UK British/ɔːˈθɒɡənəl/aw-THOG-uh-nul
  • or
  • THAH
  • guh
  • nul
  • Main stress
  • Lighter stress
  • Unstressed

Orthogonal pronunciation, sound by sound

Read the parts left to right, then blend them together without pausing.

  1. orKeep this part quick and light. The vowel is the "aw" in law.
  2. THAHSay this part loudest and longest. The vowel is the "ah" in father.
  3. guhKeep this part quick and light. The vowel is the relaxed "uh" in about.
  4. nulKeep this part quick and light. The vowel is the relaxed "uh" in about.

American vs British pronunciation of orthogonal

  • Americans pronounce the r after a vowel; most British speakers leave it silent and lengthen the vowel instead.
  • The short o is rounded in British English (as in "hot"), but open and unrounded in American English.

British respelling: aw-THOG-uh-nul.

What does orthogonal mean?

adjective
  1. Of two objects, at right angles; perpendicular to each other.“A chord and the radius that bisects it are orthogonal.”
  2. Of a pair of vectors: having a zero inner product; perpendicular.“The normal vector and tangent vector at a given point are orthogonal.”
  3. Of a square matrix: such that its transpose is equal to its inverse.
noun
  1. An orthogonal line.“All of the orthogonals in this painting display an understanding of linear perspective.”

Similar and opposite words

Similar meaning

Questions about saying orthogonal

How do you pronounce orthogonal?

Say or-THAH-guh-nul. The American pronunciation is /ɔrˈθɑɡənəl/. In British English it is /ɔːˈθɒɡənəl/. Press play above to hear it at normal speed or slowly.

How many syllables are in orthogonal?

Orthogonal has four syllables, and the main stress falls on the second one (THAH). Broken into parts: or · THAH · guh · nul.

Is orthogonal pronounced differently in British English?

Yes. Americans pronounce the r after a vowel; most British speakers leave it silent and lengthen the vowel instead. The British form is /ɔːˈθɒɡənəl/ (aw-THOG-uh-nul).

Pronunciation from Wiktionary; meaning and origin adapted from Wiktionary (CC BY-SA 4.0).