BD Obadiah  Servant of the Lord.

BD Obed  Servant.

BD Obed-edom  Servant of Edom.

BD Occupy  

BD Og  

BD Old Testament  See Bible; Canon.

BD Olive tree  

BD Olives, Mount of, or Olivet  

BD Omega  See also Alpha.

BD Omer  See Weights and Measures.

BD Omri  

BD On  

BD Onan  

BD Onesimus  Profitable.

BD Ophir  

BD Organ