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astatine

 [as´tah-tēn]
a chemical element, atomic number 85, atomic weight 210, symbol At. (See Appendix 6.)
Miller-Keane Encyclopedia and Dictionary of Medicine, Nursing, and Allied Health, Seventh Edition. © 2003 by Saunders, an imprint of Elsevier, Inc. All rights reserved.

AT

Abbreviation for the adenine-thymine hydrogen-bonded base pair observed in double-stranded polynucleotides.

At

Symbol for astatine.
Farlex Partner Medical Dictionary © Farlex 2012

At

The area of a circle, the diameter of which equals the section thickness (At = πT2/4, where T is the section thickness).

AT

Abbreviation for:
acceleration therapeutics
Achilles tendon
action tremor
acute thrombosis
acute tonsillitis
acyltransferase
adenine-thymine
adenomatoid tumour
adoptive transfer
aerobic training
agglutination test
air temperature
air trapping
alopecia totalis
alternative therapy
ambient temperature
anaerobic threshold
angiotensin
anterior temporal
anterior tibial
antithrombin
antitrypsin
arterial tension
arterial thrombosis
assistive technology (Medspeak-UK) 
ataxia-telangiectasia
atlas
atrial tachycardia
atrial tachyarrhythmia
atrophic thyroiditis
autogenic training
autoimmune thrombocytopenia
autoimmune thyroiditis
autologous transfusion
autologous transplantation
axillary temperature
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.

AT

Abbreviation for adipose tissue; atrial tachycardia.

At

Abbreviation for astatine.
Medical Dictionary for the Health Professions and Nursing © Farlex 2012