As nouns the difference between quinoxaline and quinoxalinyl

is that quinoxaline is (organic compound) a bicyclic heterocycle consisting of a benzene ring fused to that of pyrazine while quinoxalinyl is (organic chemistry|especially in combination) a univalent radical derived from quinoxaline.

Reactional is a derived term of reactionally.

Reactionally is often a misspelling of reactional.

Reactionally has no English definition.

As an adjective reactional is

of or pertaining to a reaction (in any sense.

As a noun spermine

is (organic compound) a polyamine, n,n'-bis(3-aminopropyl) butane-1,4-diamine , originally extracted from sperm, that is involved in cellular metabolism.

As an adjective sperminated is

(organic chemistry) reacted or polymerized with spermine.

As adjectives the difference between pregnant and sperminated

is that pregnant is (not comparable) carrying developing offspring within the body while sperminated is (organic chemistry) reacted or polymerized with spermine.

As a noun pregnant

is a pregnant woman.

As nouns the difference between heterocyclic and mycothiazole

is that heterocyclic is (organic chemistry) a heterocycle while mycothiazole is (organic compound) a particular heterocyclic polyketide obtained from marine sponges.

As an adjective heterocyclic

is (organic chemistry|of a cyclic compound) having one or more atoms other than carbon in at least one of its rings.

As nouns the difference between polyketide and mycothiazole

is that polyketide is while mycothiazole is (organic compound) a particular heterocyclic polyketide obtained from marine sponges.

As nouns the difference between marine and mycothiazole

is that marine is a member of a marine corps while mycothiazole is a particular heterocyclic polyketide obtained from marine sponges.

As an adjective marine

is of, or pertaining to, the sea (marine biology, marine insurance..

As nouns the difference between sponge and mycothiazole

is that sponge is (countable) any of various marine invertebrates, mostly of the phylum porifera , that have a porous skeleton often of silica while mycothiazole is (organic compound) a particular heterocyclic polyketide obtained from marine sponges.

As a verb sponge

is (slang) to take advantage of the kindness of others.

As adjectives the difference between warmed and prewarmed

is that warmed is at a higher temperature while prewarmed is warmed in advance.

As a verb warmed

is (warm).

As an adjective isomeric

is (chemistry|physics) being an isomer.

As a noun hydroxyquinoline is

(organic compound) any of several isomeric phenols derived from quinoline, but especially quinolin-8-ol which is used as a chelating agent.