bimonthly, semimonthly "Bimonthly" means every other month; "semimonthly" means twice a month.
biweekly, semiweekly "Biweekly" means every other week; "semiweekly" means twice a week.
black Acceptable for a person of the black race. African-American is acceptable for an American person of African descent.
board Capitalize this word only when it's an integral part of a proper noun: Board of Missoula, Board Certified Rehabilitation Consultants of Montana.
board of directors, board of trustees Always lowercase.
Board of Regents of Higher Education Use the full name or "the state Board of Regents" on first reference. On second reference, use "the Board of Regents," "the regents" or "the board." Capitalize "regent" or "regents" only at the start of a sentence or when followed by one or more names: The regents will meet Oct. 3. He said Regents Conroy and Kaze will discuss the issue.