Wordnet 3.0
NOUN (1)
1. 
 Soviet physicist and dissident; 
 helped develop the first Russian hydrogen bomb; 
 advocated nuclear disarmament and campaigned for human rights (1921-1989); 
[syn: Sakharov, Andrei Sakharov, Andrei Dimitrievich Sakharov]
WordNet (r) 3.0 (2006):
Andrei Dimitrievich Sakharov
    n 1: Soviet physicist and dissident; helped develop the first
         Russian hydrogen bomb; advocated nuclear disarmament and
         campaigned for human rights (1921-1989) [syn: Sakharov,
         Andrei Sakharov, Andrei Dimitrievich Sakharov]