cementite

In inorganic compound terms the difference between cementite and ferrite

is that cementite is a form of iron carbide, Fe₃C, that is a component of steel while ferrite is the anion FeO₂^2-, and any of the salts (formally derived from the unknown ferrous acid) derived from it.

As nouns the difference between bementite and cementite

is that bementite is a monoclinic-prismatic mineral containing hydrogen, manganese, oxygen, and silicon while cementite is a form of iron carbide, Fe₃C, that is a component of steel.

As nouns the difference between cementite and pearlite

is that cementite is a form of iron carbide, Fe₃C, that is a component of steel while pearlite is a two-phased lamellar structure composed of alternating layers of alpha ferrite and cementite that occurs in some steels and cast irons, having a pearlescent appearance.

As nouns the difference between steel and cementite

is that steel is an artificial metal produced from iron, harder and more elastic than elemental iron; used figuratively as a symbol of hardness while cementite is a form of iron carbide, Fe₃C, that is a component of steel.

As an adjective steel

is made of steel.

As a verb steel

is to edge, cover, or point with steel.

As a proper noun steel

is Coldbath Fields Prison in London, closed in 1877.