Mar ‧ garet, Princess /ˈmɑːɡrət $ ˈmɑːr-/ BrE AmE
(1930–2002) a British princess, the younger sister of Queen Elizabeth II. She married a photographer, Anthony Armstrong-Jones (who later became Lord Snowdon) in 1960 and had two children, David (Viscount Linley) and Sarah. She was divorced (↑ divorce ) in 1978.