Word.ws English Dictionary

basion

basion noun: the middle of the anterior margin of the foramen magnum of the skull.

Noun

basion (plural basions)

  1. The middle of the anterior margin of the foramen magnum of the skull.
    • In order to determine the distance of the zygomaxillare and the first molar from the basion (or prosthion), isosceles triangles were constructed from the measurements, which on one hand had the basion for the apex, the distance connecting both molar middle points as the base and the basion-first...1930, J. D. White, John Hugh McQuillen, George Jacob Ziegler, The Dental Cosmos - Volume 72, Part 1, page 646
    • Additional skull measurements, taken with small sliding calipers, were from zygomaxillare, the lowest point on the zygomatic-maxillary suture, to the points of alveolare, basion and nasion.1980, York Archaeological Trust, The Archaeology of York, page 21

basion meaning in Tamil and Arabic

basion in Tamil

கபால பெருந்துளை மையம்

basion in Arabic

(anatomy) middle of the anterior margin of the foramen magnum of the skull
قُوَيْعِدَة quwayʕida

Examples of basion in a sentence

  • A), and on the other hand they had the distance between both zygomaxillaria as the base and the basion-zygomaxillaria as the base and the basion-zygomaxillary distance as the legs (Fig. 4.1930, J. D. White, John Hugh McQuillen, George Jacob Ziegler, The Dental Cosmos - Volume 72, Part 1, page 646:
  • The tectorial membrane limits extension, while odontoid impaction on the basion limits flexion.2010, John P. Dormans, Ejovi Ughwanogho, & Jaimo Ahn, "Pediatric Spine Trauma", Chapter 12 in Behrooz A. Akbarnia, Muharrem Yazici, &...

Forms of basion

pluralbasions

Origin of basion

From New Latin, equivalent to basi- (“base”) + -ion (“cephalometric reference point”).

Words formed from basion

Questions about basion

What does basion mean?
Basion means the middle of the anterior margin of the foramen magnum of the skull.
What is basion in Tamil?
Basion in Tamil is கபால பெருந்துளை மையம். See Basion meaning in Tamil.
How do you use basion in a sentence?
A), and on the other hand they had the distance between both zygomaxillaria as the base and the basion-zygomaxillaria as the base and the basion-zygomaxillary distance as the legs (Fig. 4.
What part of speech is basion?
Basion is a noun.
What is the plural of basion?
The plural of basion is basions.

Words near basion in the dictionary

  1. basioccipitals
  2. basiocciput
  3. basiocciputs
  4. basioglossal
  5. basiolabial
  6. basion
  7. basions
  8. basionym
  9. basionyms
  10. basiooccipital
  11. basiotripsy

Source and license

Adapted from Wiktionary: basion (page history and authors); basion (Tamil Wiktionary) (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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Cite this entry: “basion.” Word.ws, https://word.ws/basion. Based on Wiktionary, CC BY-SA 4.0.