As nouns the difference between eigenfunction and eigenenergy

is that eigenfunction is (mathematics) a function $\backslash phi$ such that, for a given linear operator $d$, $d\backslash phi=\backslash lambda\backslash phi$ for some scalar $\backslash lambda$ (called an eigenvalue) while eigenenergy is (physics) the energy associated with an eigenfunction.

As nouns the difference between transparency and pellucidness

is that transparency is (countable) a transparent object while pellucidness is transparency; lucidity; clarity.

As nouns the difference between lucidity and pellucidness

is that lucidity is the property of being lucid, lucidness while pellucidness is transparency; lucidity; clarity.

As nouns the difference between clarity and pellucidness

is that clarity is the state, or measure of being clear, either in appearance, thought or style; lucidity while pellucidness is transparency; lucidity; clarity.

Pellucidity is a synonym of pellucidness.

As nouns the difference between pellucidity and pellucidness

is that pellucidity is transparency; lucidity; clarity while pellucidness is transparency; lucidity; clarity.

As nouns the difference between diamino and diaminobenzidine

is that diamino is (organic chemistry) two amino groups in a molecule while diaminobenzidine is (organic compound) any of several isomeric diamino derivatives of benzidine.

In organic compound|lang=en terms the difference between benzidine and diaminobenzidine

is that benzidine is (organic compound) the aromatic diamine 4,4'-diaminobiphenyl that is used in testing for cyanide, and for traces of blood while diaminobenzidine is (organic compound) any of several isomeric diamino derivatives of benzidine.

As nouns the difference between benzidine and diaminobenzidine

is that benzidine is (organic compound) the aromatic diamine 4,4'-diaminobiphenyl that is used in testing for cyanide, and for traces of blood while diaminobenzidine is (organic compound) any of several isomeric diamino derivatives of benzidine.

As a noun diastema

is a gap or space between two adjacent teeth, especially the upper front incisors (in humans) in other species, a diastema refers to a gap between teeth of different types, eg incisors and molars, which is a feature of some rodents and ungulates.

As an adjective diastemal is

of or pertaining to the diastema.

As nouns the difference between thiol and dodecanethiol

is that thiol is a univalent organic radical (-SH) containing a sulphur and a hydrogen atom; a compound containing such a radical while dodecanethiol is any thiol derived from dodecane.

In organic compound terms the difference between dodecane and dodecanethiol

is that dodecane is any of very many isomers of the alkane having twelve carbon atoms, but especially n-dodecane that is used as a solvent and is present in Diesel fuel while dodecanethiol is any thiol derived from dodecane.