protogalaxy

As nouns the difference between terms and protogalaxy

is that terms is while protogalaxy is a cloud of gas which is starting to form a galaxy.

As nouns the difference between galaxy and protogalaxy

is that galaxy is the Milky Way; the apparent band of concentrated stars which appears in the night sky over earth while protogalaxy is a cloud of gas which is starting to form a galaxy.

As a proper noun Galaxy

is the Milky Way Galaxy, from when it was thought the Universe (our universe) had only one galaxy.

As nouns the difference between form and protogalaxy

is that form is shape while protogalaxy is a cloud of gas which is starting to form a galaxy.

As nouns the difference between gas and protogalaxy

is that gas is matter in a state intermediate between liquid and plasma that can be contained only if it is fully surrounded by a solid (or in a bubble of liquid) (or held together by gravitational pull); it can condense into a liquid, or can (rarely) become a solid directly while protogalaxy is a cloud of gas which is starting to form a galaxy.

As a verb gas

is to kill with poisonous gas.

As an adjective gas

is comical, zany.

As a proper noun Gas

is a commune in Eure-et-Loir, France.

As a proper noun cloud

is .

As a noun protogalaxy is

a cloud of gas which is starting to form a galaxy.

As a noun protogalaxy

is a cloud of gas which is starting to form a galaxy.

As an adjective protogalactic is

pertaining to a protogalaxy.