pollux

As a noun pollux

is (mineral) a variety of petalite always found with castor.

As an adjective undefined is

lacking a definition or value.

As nouns the difference between pollux and pollax

is that pollux is a variety of petalite always found with castor while pollax is obsolete form of lang=en.

As a proper noun Pollux

is one of the Dioscuri, son of Tyndarus and Leda, brother of Castor.

As nouns the difference between pollex and pollux

is that pollex is the first, or preaxial, digit of the forelimb, corresponding to the hallux in the hind limb; the thumb. In birds, the pollex is the joint which bears the bastard wing while pollux is a variety of petalite always found with castor.

As a proper noun Pollux is

one of the Dioscuri, son of Tyndarus and Leda, brother of Castor.

As nouns the difference between taxonomy and pollux

is that taxonomy is the science or the technique used to make a classification while pollux is (mineral) a variety of petalite always found with castor.