quatercentenary

[ kwot-er-sen-ten-uh-ree, -sen-tn-er-ee; especially British kwot-er-sen-tee-nuh-ree ]
/ ˌkwɒt ər sɛnˈtɛn ə ri, -ˈsɛn tnˌɛr i; especially British ˌkwɒt ər sɛnˈti nə ri /

noun, plural quat·er·cen·ten·ar·ies.

a 400th aniversary or its celebration.

adjective

pertaining to or marking a period of 400 years; quatercentennial.

Origin of quatercentenary

1880–85; < Latin quater four times + centenary

British Dictionary definitions for quatercentenary

quatercentenary
/ (ˌkwætəsɛnˈtiːnərɪ) /

noun plural -naries

a 400th anniversary or the year or celebration marking it

Derived forms of quatercentenary

quatercentennial (ˌkwætəsɛnˈtɛnɪəl), adjective, noun

Word Origin for quatercentenary

C19: from Latin quater four times + centenary