pertaining to or in honor of a 200th anniversary: bicentennial celebration; a bicentennial exposition.
2.
consisting of or lasting 200 years: a bicentennial period.
3.
occurring every 200 years: the bicentennial return of a comet.
noun
4.
a 200th anniversary: The United States had its bicentennial in 1976.
5.
a celebration of such an anniversary.
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Bicentennialhas a plethora of syllables.
So is pneumonoultramicroscopicsilicovolcanoconiosis. Does it mean:
So is supercalifragilisticexpialidocious. Does it mean:
So is cyclotrimethylenetrinitramine. Does it mean:
given to using long words.
an obscure term ostensibly referring to a lung disease caused by silica dust, sometimes cited as one of the longest words in the English language.
(used as a nonsense word by children to express approval or to represent the longest word in English.)
a white, crystalline, water-insoluble solid, C14H9Cl5, usually derived from chloral by reaction with chlorobenzene in the presence of fuming sulfuric acid: used as an insecticide and as a scabicide and pediculicide: agricultural use prohibited in the U.S.
a white, crystalline, water-insoluble, powerful high explosive, C3H6N6O6, used chiefly in bombs and shells.
an obscure term ostensibly referring to a lung disease caused by silica dust, sometimes cited as one of the longest words in the English language.
also, in 19c., bi-centennial; 1843 (adj.), 1871 (noun), Amer.Eng., from bi- + centennial (q.v.). In rivalry with bicentenary (1831) which seems to have been the more common word in Britain.