A

A

 

accommodation; adenine or adenosine; alanine; ampere; anode; anterior; (as a subscript) alveolar gas. See also point A.

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A

 

absorbance, activity (radioactivity), area, mass number.

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ā

 (L.)

an´te (before).

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α

 

alpha, the first letter of the Greek alphabet, often used to indicate the first member of a series, such as the α chain of hemoglobin. See also terms beginning alpha.

Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

A

1. Abbreviation for ampere; adenine; alanine; alanyl.

2. As a subscript, refers to alveolar gas.

3. Symbol (usually capitalized italic, A) for absorbance.

4. Symbol for adenosine or adenylic acid in polynucleotides; alanine or alanyl in polypeptides.

5. First substrate in a multisubstrate enzyme-catalyzed reaction.

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A

Symbol for absorbance; affinity; Helmholtz energy.

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a

1. Abbreviation for total acidity; ante; area; asymmetric; auris; artery; arteria [TA].

2. Symbol for atto-.

3. As a subscript, refers to systemic arterial blood.

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a

Symbol for specific absorption coefficient; abbreviation for absorptivity; activity.

Farlex Partner Medical Dictionary © Farlex 2012

A

abbr.

1. adenine

2. ampere

3. or Å angstrom

4. area

The American Heritage® Medical Dictionary Copyright © 2007, 2004 by Houghton Mifflin Company. Published by Houghton Mifflin Company. All rights reserved.

a

Abbreviation for:
absorptivity
acceleration
chemical activity
arterial blood gas
atto-

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A

Abbreviation for:
abnormal
absorbance
accessory
acetum
actin
Actinomyces
adenine
adenosine
admittance Electricity
adrenaline
adriamycin
agar
akinetic
alanine
albino guinea pig
alcohol
allele
allergist
allergy
alternating current
alveolar gas
ampere
amphetamine
anaphylaxis
Angstrom
animal
anion
annealing
anterior
antigen
antinuclear antibody (ANA is more commonly used)
aqueous
area
arterial
arteriolar
asbestos
asparagine
atrial
atrium
assist
atropine
auricular
auris (ear)
axis
a regional street term for LSD ONDCP
mass number
radioactivity

Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.

A

Symbol for:

1. Actin.

2. Adenine.

3. Adrenaline.

4. Adriamycin.

5. Alanine.

6. Ampere.

7. Amphetamine.

8. Anaphylaxis.

9. Angstrom.

10. Anion.

11. Anterior.

12. Aqueous.

13. Area.

14. Asparagine.

15. Atrium.

16. Auricular.

17. Axis.

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a

Symbol for:

1. Absorptivity.

2. Acceleration.

3. Chemical activity.

4. Arterial blood gas.

5. atto-.

McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.

°A

Abbreviation for degree absolute; replaced by K (kelvin).

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V̊_A

Abbreviation for alveolar ventilation

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A

Abbreviation for absolute; adenine; alanine; ampere.

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A

Abbreviation for Helmholtz energy.

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a

Abbreviation for absorptivity.

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a

Abbreviation for specific absorption coefficient.

Medical Dictionary for the Health Professions and Nursing © Farlex 2012

A

abbrev.

1. ABSORBANCE.
2. the nitrogenous base ADENINE in NUCLEIC ACIDS.
3. ALANINE.
4. ANGSTROM.

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Å

abbrev. ANGSTROM.

Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005

A

Abbreviation for alanine; ampere.

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Ā

Abbreviation for anion.

Medical Dictionary for the Dental Professions © Farlex 2012