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A Dictionary of Dentistry (2 ed.)

Reference type:
Subject Reference
Current Version:
2020
Subject:
Medicine and health, Dentistry
Length:
17 words

Prefix denoting absence of, lacking, without; e.g. atoxic (not poisonous), abacterial (without bacteria).

abapical

abapical   Quick reference

A Dictionary of Dentistry (2 ed.)

Reference type:
Subject Reference
Current Version:
2020
Subject:
Medicine and health, Dentistry
Length:
10 words

Opposite to or directly away from the apex.

abarticulation

abarticulation   Quick reference

A Dictionary of Dentistry (2 ed.)

Reference type:
Subject Reference
Current Version:
2020
Subject:
Medicine and health, Dentistry
Length:
18 words

The displacement or dislocation of a bone from its normal position (e.g. the temporomandibular joint).

abarticulation

abarticulation  

Reference type:
Overview Page
Subject:
Medicine and health, Dentistry
The displacement or dislocation of a bone from its normal position (e.g. the temporomandibular joint).
Abbé flap

Abbé flap  

Reference type:
Overview Page
Subject:
Medicine and health, Dentistry
[R. Abbé (1851–1928), American surgeon; J. A. Estlander (1831–81), Finnish surgeon] A full thickness flap of tissue taken from the middle portion of usually the lower lip and transferred to the upper ...
Abbé–Estlander operation

Abbé–Estlander operation   Quick reference

A Dictionary of Dentistry (2 ed.)

Reference type:
Subject Reference
Current Version:
2020
Subject:
Medicine and health, Dentistry
Length:
82 words

[R. Abbé (1851–1928), American surgeon; J. A. Estlander (1831–81), Finnish surgeon] A full thickness flap of tissue taken from the middle portion of usually the lower ...

ABCDE

ABCDE  

Reference type:
Overview Page
Subject:
Medicine and health, Dentistry
A mnemonic for a step-by-step assessment of an athlete who collapses on the field of play. A = Airway and cervical spine (ensure that the airway is clear; suspect a cervical spine injury if the ...
ABCDE approach

ABCDE approach   Quick reference

A Dictionary of Dentistry (2 ed.)

Reference type:
Subject Reference
Current Version:
2020
Subject:
Medicine and health, Dentistry
Length:
409 words
The method of assessment of critically ill patients and those suffering from cardiorespiratory arrest. A = Airway, B = Breathing, C = Circulation, D = Disability, E = Exposure. It provides ... More
abdomen

abdomen   Quick reference

A Dictionary of Dentistry (2 ed.)

Reference type:
Subject Reference
Current Version:
2020
Subject:
Medicine and health, Dentistry
Length:
37 words

That part of the body cavity below the chest and separated from it by the diaphragm. It contains a number of organs including the stomach, ...

abduction

abduction   Quick reference

A Dictionary of Dentistry (2 ed.)

Reference type:
Subject Reference
Current Version:
2020
Subject:
Medicine and health, Dentistry
Length:
18 words

Movement away from the midline; e.g. the lateral rectus muscle is an abductor of the eye.

aberrant

aberrant   Quick reference

A Dictionary of Dentistry (2 ed.)

Reference type:
Subject Reference
Current Version:
2020
Subject:
Medicine and health, Dentistry
Length:
21 words

Deviating from the normal. Usually applied to a blood vessel or nerve that fails to follow its normal course.

aberrant

aberrant  

Reference type:
Overview Page
Subject:
Medicine and health, Dentistry
Deviating from the normal. Usually applied to a blood vessel or nerve that fails to follow its normal course.
abfraction

abfraction   Quick reference

A Dictionary of Dentistry (2 ed.)

Reference type:
Subject Reference
Current Version:
2020
Subject:
Medicine and health, Dentistry
Length:
99 words
Illustration(s):
1
The loss of tooth structure in the cervical region of the crown of a tooth. Some research studies suggest that this is owing to flexural forces applying an excessive biomechanical loading ... More
abfraction

abfraction  

Reference type:
Overview Page
Subject:
Medicine and health, Dentistry
The loss of tooth structure in the cervical region of the crown of a tooth. Some research studies suggest that this is owing to flexural forces applying an excessive biomechanical loading to one or ...
ablation

ablation   Quick reference

A Dictionary of Dentistry (2 ed.)

Reference type:
Subject Reference
Current Version:
2020
Subject:
Medicine and health, Dentistry
Length:
27 words

The removal or excision of a piece of tissue, usually by surgery. Surface ablation of the skin may be carried out by chemicals or ...

abrasion

abrasion   Quick reference

A Dictionary of Dentistry (2 ed.)

Reference type:
Subject Reference
Current Version:
2020
Subject:
Medicine and health, Dentistry
Length:
126 words
Illustration(s):
1
1. The non-bacterial loss of tooth tissue due to frictional wear by extrinsic agents. Common causes are toothbrushing, particularly with abrasive pastes, pipe smoking, and ... More
abrasion

abrasion  

Reference type:
Overview Page
Subject:
Medicine and health, Dentistry
1. The non-bacterial loss of tooth tissue due to frictional wear by extrinsic agents. Common causes are toothbrushing, particularly with abrasive pastes, pipe smoking, and pencil chewing. The lesions ...
abrasive

abrasive   Quick reference

A Dictionary of Dentistry (2 ed.)

Reference type:
Subject Reference
Current Version:
2020
Subject:
Medicine and health, Dentistry
Length:
81 words

A material used to smooth or roughen a softer material by mechanical wear. It may be delivered in a high pressure stream of air (...

abrasive

abrasive  

Reference type:
Overview Page
Subject:
Medicine and health, Dentistry
A material used to smooth or roughen a softer material by mechanical wear. It may be delivered in a high pressure stream of air (air abrasion) or by adhesion to strips, discs, wheels, or points. An ...
abscess

abscess   Quick reference

A Dictionary of Dentistry (2 ed.)

Reference type:
Subject Reference
Current Version:
2020
Subject:
Medicine and health, Dentistry
Length:
225 words
A localized accumulation of pus in a cavity caused by tissue breakdown as a result of infection or foreign materials. It is a tissue defence reaction to prevent the spread of infection to ... More

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