As nouns the difference between quintessence and atypical
is that quintessence
is a thing that is the most perfect example of its type; the most perfect embodiment of something while atypical
is (pharmacy) an atypical antipsychotic.
As a verb quintessence
is to reduce to its purest and most concentrated essence.
As an adjective atypical is
not conforming to the normal type.
A thing that is the most perfect example of its type; the most perfect embodiment of something.
A pure substance.
The essence of a thing in its purest and most concentrated form.
(alchemy) The fifth alchemical element, or essence, after earth, air, fire, and water
(physics) A hypothetical form of dark energy postulated to explain observations of an accelerating universe.
* See also
To reduce to its purest and most concentrated essence.
Not conforming to the normal type.
Unusual or irregular.
(pharmacy) An atypical antipsychotic.