English adjective: semicentenary | |||
1. | semicentenary of or relating to or marking the 50th anniversary | ||
Synonyms | semicentennial | ||
English noun: semicentenary | |||
1. | semicentenary (time) the 50th anniversary (or the celebration of it) | ||
Synonyms | semicentennial | ||
Broader (hypernym) | anniversary, day of remembrance | ||