semicentenary

semicentenary

[sem-ee-sen-ten-uh-ree, -sen-tn-er-ee, sem-ahy- or, esp. British, -sen-tee-nuh-ree]
adjective, noun, plural semicentenaries.

Origin:
1865–70; semi- + centenary

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Based on the Random House Dictionary, © Random House, Inc. 2014.
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WordNet
semicentenary

adjective
1. of or relating to or marking the 50th anniversary [syn: semicentennial

noun
1. the 50th anniversary (or the celebration of it) [syn: semicentennial
WordNet® 3.0, © 2006 by Princeton University.
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