Odontoid is a term used in anatomy to describe a shape or structure resembling a tooth. The spelling of this word in IPA (International Phonetic Alphabet) is /ɒˈdɒn.tɔɪd/. The first syllable is pronounced with a short "o" sound, followed by a slightly emphasized "d" sound. The second syllable has a short "o" sound, which is later followed by a "t" sound with clarity. The last syllable ends with a "d" sound with a peculiar straight line-like accent commonly referred to as a diacritic mark.
The term "odontoid" refers to anything related to the odontoid process, which is a projection on the second cervical vertebra (C2) known as the axis. The axis is an essential bone structure in the neck region that enables the head to rotate.
In anatomy, "odontoid" describes the specific shape, structure, or function related to the odontoid process. It can refer to the appearance of an object that resembles, resembles part of, or is connected to the odontoid process, such as an odontoid fracture or an odontoid screw.
Clinically, "odontoid" is often used in the context of medical conditions and abnormalities affecting the odontoid process. For instance, an odontoid fracture refers to a break or fracture of the odontoid process, typically caused by trauma or certain medical conditions. This type of fracture can affect the stability of the cervical spine and may require surgical intervention to restore proper alignment.
Additionally, "odontoid" can be used to describe a specific type of surgical intervention. An odontoid screw is a specialized screw or fixation device used in spinal surgeries to stabilize the odontoid process and promote proper healing. It is commonly employed in cases of odontoid fractures, spinal instability, or cervical spinal fusions.
Overall, the term "odontoid" encompasses various aspects of the odontoid process, its related structures, and associated medical conditions.
1. Shaped like a tooth. 2. Relating to the odontoid process.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
Tooth-like.
Etymological and pronouncing dictionary of the English language. By Stormonth, James, Phelp, P. H. Published 1874.
The word "odontoid" is derived from the combination of two Greek words: "odous" (ὀδούς), meaning "tooth", and "eidos" (εἶδος), meaning "form" or "shape". In this context, "odontoid" refers to something that resembles a tooth or has a tooth-like shape. This term is commonly used in anatomy to describe various structures or processes that resemble or relate to a tooth in form.