Standard Lemma guide

quetiapine

noun · 1 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

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  • General-American: /kwɪˈtaɪ.əˌpin/

1

noun

Meaning 1

An antipsychotic drug taken orally in the form of its fumarate (C21H25N3O2S)2·C4H4O4 especially to treat schizophrenia and bipolar disorder. It is marketed under the trademark Seroquel.

Definition source: English Wiktionary via Wiktextract

Usage: uncountable

Topics: chemistry, medicine, natural-sciences, organic-chemistry, pharmacology, physical-sciences, sciences

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

History

Etymology

Probably from que(ll) + thia- + -apine (“psychoactive tricyclic compound”).