The bottom quark, also known as the beauty quark, is an elementary particle in the standard model of particle physics. It is a member of the third generation of quarks, which also includes the top quark. In addition to "bottom" and "beauty," this quark is known by several other synonyms or alternative names, depending on who you ask. Some of these include "b quark," "baryon beta-minus particle," "third-generation down-type quark," or simply "b." Regardless of what it's called, the bottom quark plays an important role in our understanding of the fundamental building blocks of the universe and in ongoing research into subatomic physics.