Also found in: Acronyms.


Dermatology A sunscreen that protects against UV A. See Ultraviolet A.
McGraw-Hill Concise Dictionary of Modern Medicine. © 2002 by The McGraw-Hill Companies, Inc.
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It is available as a clear glass, or can be tinted to SGG Parsol grey, green or bronze.
Until recently avobenzone (sometimes known as Parsol 1789) also got high marks as a UVA fighter.
Last year, FDA approved avobenzone, also known as Parsol 1789, as a UVA absorber.
Avobenzone (Parsol 1789) works well for UVA and is often combined with PABA as a "broad spectrum" sunscreen.
Sunscreens that also screen UVA rays must contain one of the following active ingredients: benzophenones, oxybenzone, sulisobenzone, titanium dioxide, zinc oxide, and Parsol 1789 (also called avobenzone).
While most sunscreens block some UV-A rays, only sunscreens with the ingredient Parsol 1789 offer "broad spectrum" UV-A protection.
Parsol [R] 1789 (avobenzone) absorbs the broadest range of UVA rays of any sunscreen ingredient currently available.