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Atopical vs Atypical - What's the difference?

atopical | atypical |

As adjectives the difference between atopical and atypical

is that atopical is atopic; relating to or having atopy or atopical can be not topical; untopical while atypical is not conforming to the normal type.

As a noun atypical is

(pharmacy) an atypical antipsychotic.

atopical

English

Etymology 1

Adjective

(en adjective)
  • Atopic; relating to or having atopy.

    • Etymology 2

    Adjective

    (en adjective)
  • Not topical; untopical.

    • atypical

    English

    Adjective

    (en adjective)
  • Not conforming to the normal type.
  • Unusual or irregular.

    • Noun

    (en noun)
  • (pharmacy) An atypical antipsychotic.