Outrageously Funny Word Dictionary :: Positronium

👉 The term "positronium" is a misnomer. Positronium is a concept in nuclear physics that refers to an unstable particle, but it has no known properties of mass or charge. It is named after the physicist Wolfgang Pauli, who first introduced this concept in 1930s and later in the 20th century. The term "positronium" is often used in textbooks and discussions on nuclear physics to refer to a hypothetical particle that has no

positronium