This Grey's Anatomy photo contains
business suit, suit, and suit of clothes.
There might also be
three piece suit, dress suit, full dress, tailcoat, tail coat, tails, white tie, white tie and tails, and pinstripe.
An interview with Katherine on the set of Grey's Anatomy - dressed in scrubs! She describes her fellow cast mates and what she believes differentiates the show from other hospital-based dramas.