noun · verb · 4 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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/ˈkwɔː(ɹ)taɪl/
Southern-England:Recorded audio is listed in the source snapshot.
CMU ARPABET:K W AO1 R T IH0 L
Digits mark lexical stress: 1 primary, 2 secondary, 0 unstressed.
1
noun
Meaning 1
Any of the three points that divide an ordered distribution into four parts, each containing a quarter of the population.
Definition source: English Wiktionary via Wiktextract
Topics: mathematics, sciences, statistics
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
2
noun
Meaning 2
Any one of the four groups so divided.
Definition source: English Wiktionary via Wiktextract
Topics: mathematics, sciences, statistics
Examples
This school is ranked in the first quartile.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
3
verb
Meaning 3
To divide into quartiles.
Definition source: English Wiktionary via Wiktextract
Usage: transitive
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
4
noun
Meaning 4
(statistics) any of three points that divide an ordered distribution into four parts each containing one quarter of the scores
Definition source: Princeton WordNet 3.0
No example sentence was provided for this meaning.
Meaning relationships
Synonyms: none provided
Antonyms: none provided
Broader terms: mark, grade, score
History
Etymology
From Middle French quartil, from Medieval Latin quartilus. By surface analysis, quart + -ile.
Across languages
Translations
26 source translations are retained for this English entry.
Catalan:
quartil
— any of the three points
Chinese Mandarin:
四分位數 /四分位数
(sìfēnwèishù)
— any of the three points