octocentenary
[ ok-toh-sen-ten-uh-ree, -sen-tn-er-ee or, esp. British, -sen-tee-nuh-ree ]
/ ˌɒk toʊ sɛnˈtɛn ə ri, -ˈsɛn tnˌɛr i or, esp. British, -sɛnˈti nə ri /
adjective
pertaining to 800 or a period of 800 years; marking the completion of 800 years.
noun, plural oc·to·cen·ten·ar·ies.
an 800th anniversary or its celebration.
Words nearby octocentenary
octillion,
octo-,
october,
october revolution,
octobrist,
octocentenary,
octodecillion,
octodecimo,
octofoil,
octogenarian,
octomerous
British Dictionary definitions for octocentenary
octocentenary
/ (ˌɒktəʊsɛnˈtiːnərɪ) /
noun plural -naries
an eight-hundredth anniversary