It could stand for a number of things. Because you placed it under education, RDH could stand for Registered Dental Hygienist, and BSDH could stand for Bachelors of Science in â¦ Dental Hygiene. A registered dental hygienist has completed training and taken board examinations to obtain the title of being a registered dental hygienist.
Note: OscarÂ® and Academy AwardsÂ® and OscarÂ® design mark are the trademarks and service marks and the OscarÂ© statuette the copyrighted property, of the Academy of Motion Picture Arts and Sciences.
50th Academy Awards. The 50th Academy Awards were held at the Dorothy Chandler Pavilion in Los Angeles, California on April 3, 1978. The ceremonies were presided over by Bob Hope, who hosted the awards for the nineteenth and last time.