Baryon (noun)

A subatomic particle that is made up of three quarks and has a positive baryon number.

Origin:

The word "baryon" comes from the greek word "barys" meaning "heavy" and was first used in the 20th century. it was used in physics to describe a subatomic particle.

Examples:

1. The proton is an example of a baryon.
2. The neutron is also a baryon and is composed of two down quarks and one up quark.
3. Baryons are considered to be the building blocks of matter.
4. Baryons make up most of the visible matter in the universe.
5. Baryons are fermions and follow the Pauli exclusion principle.