Simp·son /ˈsɪm(p)sən/
  Simpson
       n 1: United States divorcee whose marriage to Edward VIII created
            a constitutional crisis leading to his abdication [syn:
            Mrs. Simpson, Wallis Warfield Simpson, Wallis
            Warfield Windsor, Duchess of Windsor]
       2: Scottish obstetrician and surgeon who pioneered in the use
          of ether and discovered the anesthetic effects of
          chloroform (1811-1870) [syn: Sir James Young Simpson]