1. (

• rutherford

) a unit strength of a radioactive source equal to one million disintegrations per second ;

2. (

• Rutherford ,
• Daniel_Rutherford

) British chemist who isolated nitrogen (1749-1819) ;

3. (

• Rutherford ,
• Ernest_Rutherford ,
• First_Baron_Rutherford ,
• First_Baron_Rutherford_of_Nelson

) British physicist (born in New Zealand) who discovered the atomic nucleus and proposed a nuclear model of the atom (1871-1937) ;