Definition:Particle

Definition
A particle is a representation of an object in the physical university which is idealized as having no magnitude.

That is, it is modelled as being a mass concentrated at a single point.

Also known as
A particle is also referred to as a point mass or mass-point if it important to emphasise the fact that it has a definite mass.

Historical Note
The concept of a particle or point mass was first explicitly introduced by in 1736.