nasion


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na·si·on

 (nā′zē-ŏn′)
n.
The point on the skull corresponding to the middle of the nasofrontal suture.

[New Latin nāsion : nas(o)- + Greek -ion, diminutive suff.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

nasion

(ˈneɪzɪən)
n
(Anatomy) a craniometric point, where the top of the nose meets the ridge of the forehead
[C20: New Latin, from Latin nāsus nose]
ˈnasial adj
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.nasion - the craniometric point at the bridge of the nose where the frontal and nasal bones of the skull meet
craniometric point - a landmark on the skull from which craniometric measurements can be taken
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
Translations

na·si·on

n. nasión, punto medio de la sutura nasofrontal.
English-Spanish Medical Dictionary © Farlex 2012
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References in periodicals archive ?
The data was divided into three study groups on the basis of sagittal skeletal pattern as Class I: A point, nasion, B point (ANB) angle 0o-4o; Class II: ANB angle>4o; Class III: ANB angle5mm, secondary rugae 3-5 mm and fragmentary0.05).
* Nasion (N)--the most anterior point of the nasofrontal suture in the midsagittal plane,
Sekiguchi and Savara showed that nasion (N) might be challenging to locate when the nasofrontal suture is not clearly seen and it has been reported thatmenton, nasion and posterior nasal spine were also sources of errors this might have contributed for the difference in SNB.
Caption: Figure 1--Radiological nasal skin thickness measured at the nasion, rhinion, and nasal tip at the midline on a sagittal CT.
Stimulus and acquisition parameters for the acquisition of auditory brainstem responses Stimulus Parameters Stimulus Broad band clicks Polarity Rarefaction Transducer Insert ear phone Repetition rate 30.1/sec Intensity 70 dBnHL Type of stimulation Binaural Acquisition Parameters Montage Vertical Electrode sites Inverting: Left (A1) & Right (A2) Non-inverting vertex (Cz) Ground: Nasion Filters setting 100Hz-1500Hz Amplification 1,00,000 times Artifact rejection 20 [mu]V Analysis window 30 ms Total no.
The tracing is slided back to coincide with the new and old nasion to trace nasion area, and similarly, the basion area is traced [Figure 1].
U1 to N-A (Angular): It is the angle formed by the intersection of the long axis of the upper central incisors and the line joining the nasion to point A.
The arms of the cross which can be placed horizontally or vertically carry small light bulbs, which when kept at a fixed distance from the patient (1 meter from the foot end of the patient) subtend a known angle at the patient's nasion (usually 20 degrees).