Search Result for "willem_de_sitter":
Wordnet 3.0

NOUN (1)

1. Dutch astronomer who calculated the size of the universe and suggested that it is expanding (1872-1934);
[syn: Sitter, Willem de Sitter]


WordNet (r) 3.0 (2006):

Willem de Sitter n 1: Dutch astronomer who calculated the size of the universe and suggested that it is expanding (1872-1934) [syn: Sitter, Willem de Sitter]