RAS

(redirected from rases)
Also found in: Dictionary, Thesaurus, Legal, Encyclopedia.
Related to rases: Ramses, razes

RAS

Abbreviation for reticular activating system.

RAS

abbreviation for reticular activating system.

RAS

Abbreviation for:
recurrent aphthous stomatitis
Registered Addiction Specialist
renal artery stenosis
renin-angiotensin system
Resource Allocation System  
respiratory assessment service
reticular activating system
retinoic acid syndrome
Rokitansky-Aschoff sinus
rotational atherectomy system

RAS

Abbreviation for renin-angiotensin system; reticular activating system.