English Reference

Word

adherence

Phoneticsad·her·ence, stress on the second syllable

US/ədˈhɪɹəns/

UK/ɐdhˈiəɹəns/

Uncountable noun

Definition

n. the act of sticking to a rule, plan, or belief. You use this word when someone follows instructions or stays loyal to a cause.

n. the action of sticking to a rule, plan, or belief; compliance with a standard or loyalty to a cause.

Examples

“Her strict adherence to the diet helped her lose weight.”

“The doctor praised the patient's adherence to the daily medication schedule.”

“Success in the project depended less on technical skill and more on the team's unwavering adherence to the agreed timeline.”

Examples

simple

“Her strict adherence to the diet helped her lose weight.”

contextual

“The doctor praised the patient's adherence to the daily medication schedule.”

complex

“Success in the project depended less on technical skill and more on the team's unwavering adherence to the agreed timeline.”

Usage

Typically followed by the preposition 'to'.

Real-World Examples

“Previous research has found that stronger adherence to LS7 is associated with better cognitive performance, healthier brains, and a lower risk of dementia.”
ScienceDaily 16 Aug 2026
“Also, given the apparent lack of adherence to some current rules, a call for tightened guidance could appear appropriate.”
Phys.org 27 Aug 2026

Etymology

From Middle French adhérence, from Latin adhærentia.

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

Word family

Domain

Medicine

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 · Advanced
Updated

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English Reference