bluray

As a noun bluray

is .

As a proper noun ray is

from a (etyl) nickname meaning a king or a roe.

As a letter d

is the fourth letter of the.

As a numeral d

is cardinal number five hundred (500).

As a symbol d

is deuterium, when it needs to be distinguished from ordinary hydrogen.

As a noun bluray is

.

As nouns the difference between taxonomy and bluray

is that taxonomy is the science or the technique used to make a classification while bluray is .