Word.ws English Dictionary

semimajor

semimajor adjective: of or pertaining to the semimajor axis, the long axis of an ellipse.

Adjective

semimajor (not comparable)

  1. Of or pertaining to the semimajor axis, the long axis of an ellipse
    • a semimajor radius
  2. Less than major, but still significant
    • He waited by court sixteen, a semimajor court. It had the most seating next to the Stadium and Grandstand, though less than most high school gyms.1997, Harlan Coben, Drop Shot, page 291

Forms of semimajor

alternative formsemi-major

Origin of semimajor

From semi- + major.

Words formed from semimajor

Phrases with semimajor

Questions about semimajor

What does semimajor mean?
Semimajor means of or pertaining to the semimajor axis, the long axis of an ellipse.
What part of speech is semimajor?
Semimajor is an adjective.

Words near semimajor in the dictionary

  1. semimadman
  2. semimadmen
  3. semimadness
  4. semimagical
  5. semimagnetic
  6. semimajor
  7. semimajor axes
  8. semimajor axis
  9. semimalignancy
  10. semimalignant
  11. semimalleable

Source and license

Adapted from Wiktionary: semimajor (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

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Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Flame, not lame-semimajor.wav.

Cite this entry: “semimajor.” Word.ws, https://word.ws/semimajor. Based on Wiktionary, CC BY-SA 4.0.