Standard Lemma guide
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
Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.
noun
A market situation in which four companies exclusively provide a particular product or service.
Definition source: English Wiktionary via Wiktextract
Topics: economics, sciences
No example sentence was provided for this meaning.
Synonyms: none provided
Antonyms: none provided
History
From quadro- + -poly by analogy with monopoly and duopoly.
