Regarding Facilities and Areas and the Status of United States Armed Forces in Japan, signed at Tokyo on January 25, 2008, Noting situations involving both countries,
Familiarity information: BICENTENNIAL used as a noun is very rare. â¢ BICENTENNIAL (adjective). The adjective BICENTENNIAL has 1 sense: 1. of or relating to or completing a period of 200 years. Familiarity information: BICENTENNIAL used as an adjective is very rare.
Definition of anniversary. plural. anniversaries. 1 : the annual recurrence of a date marking a notable event a wedding anniversary; broadly : a date that follows such an event by a specified period of time measured in units other than years the 6-month anniversary of the accident. 2 : the celebration of an anniversary.