English Reference

Word

practitioner

Phoneticsprac·ti·tion·er, stress on the second syllable

US/pɹækˈtɪʃənɝ/

UK/pɹæktˈɪʃənɐ/

Definitions

01professional worker

C1 · Advanced Countable noun Formal · Academic

n. a person who works in a job that needs special skills and training, especially in medicine or law.

n. an individual who actively exercises a profession, particularly in the medical or legal fields. Often used to distinguish those in active practice from those in research or academia.

“You should consult a medical practitioner if the pain in your back continues.”

“The conference brought together both academic researchers and legal practitioners to discuss the practical implications of the new legislation.”

Usage

Often preceded by a qualifying adjective like 'medical', 'legal', or 'general'.

Antonyms

laypersonamateurtheorist

02someone who follows a belief

C1 · Advanced Countable noun Formal

n. someone who regularly does a specific activity or follows a particular religion or method.

n. one who habitually performs a specific activity or adheres to the rites and practices of a religion or philosophy.

“She has been a dedicated practitioner of yoga for over ten years.”

“As a lifelong practitioner of non-violence, the leader refused to support any form of military intervention.”

Usage

Usually followed by the preposition 'of'.

Collocations

Common phrases and expressions where native English speakers use the word “practitioner” in context.

Adjective

01. general practitioner

“If your symptoms persist, you should schedule an appointment with your general practitioner.”

adj + noun

Real-World Examples

“Osiecki had been studying the work of a renowned 17th-century Flemish artist, Clara Peeters, one of the earliest practitioners of still life painting.”
The Guardian 7 Aug 2026
“This means treatment will more likely come from private practitioners, support groups or online self-help.”
BBC News 8 Aug 2026

Etymology

Formerly practicioner for *practicianer, from practician + -er (the suffix unnecessarily added, as in musicianer).

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry

Exam level
CambridgeCambridgeCambridge English QualificationsThe exam suite from Cambridge University Press & Assessment, from A1 Movers up to C2 Proficiency. The benchmark names double as CEFR labels.C1 AdvancedIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.7.0–8.0TOEFL iBTTOEFL iBTTest of English as a Foreign Language, Internet-Based TestETS's academic English test, the standard route for US university admissions. Scored 0–120, with a 1–6 scale since 2026.1–6 scale: 5.0–5.595–113TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.945–990
Frequency
Frequent
Level
C1 · AdvancedOxford
Updated

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English Reference