[ noun ] the brightest star in Orion <noun.object>
Rigel \Ri"gel\, n. [Ar. rijl, properly, foot.] (Astron.) A fixed star of the first magnitude in the left foot of the constellation Orion. [Written also {Regel}.]
Having any one or two of these factors gives a person a three to four times increased chance of developing melanoma, said Darrell Rigel of the New York University School of Medicine.