English Reference

Word

reminder

Phoneticsre·minder

US/ɹiˈmaɪndɝ/

UK/ɹɪmˈaɪndɐ/

Definitions

01a prompt to remember

B1 · Intermediate Countable noun

n. a message or note that helps you remember to do something.

n. a communication or object intended to prompt the memory regarding a task or appointment.

“I set a reminder on my phone so I wouldn't forget the doctor's appointment.”

“The automated system sends a reminder to all participants twenty-four hours before the webinar begins to ensure maximum attendance.”

02a memory of the past

B2 · Upper Intermediate Countable noun

n. something that makes you think about a person, place, or event from the past.

n. an object or circumstance that evokes a memory of a past event, person, or state of affairs.

“The old photograph was a beautiful reminder of their summer holiday in Italy.”

“The scarred landscape remains a somber reminder of the conflict that divided the region decades ago.”

03payment notice

C1 · Advanced Countable noun Finance Formal

n. a formal letter or message asking you to pay a bill that is late.

n. a formal written notice requesting the settlement of an outstanding debt or overdue payment.

“The company sent a final reminder because the electricity bill was two weeks late.”

“Despite several reminders regarding the outstanding balance, the client failed to settle the invoice, forcing the firm to pursue legal action.”

Usage

Often used with adjectives like 'first', 'second', or 'final' to indicate the level of urgency.

Synonyms

Antonyms

Collocations

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

Verb

01. provide a constant reminder

“The scar on his arm provided a constant reminder of the accident.”

verb + adj + noun

02. send a gentle reminder

“I will send a gentle reminder to the clients who haven't paid their invoices yet.”

verb + adj + noun

03. serve as a reminder

“These safety drills serve as a reminder that accidents can happen at any time.”

verb + prep + noun

Adjective

04. poignant reminder

“The old photograph was a poignant reminder of the friends he had lost during the war.”

adj + noun

05. stark reminder

“The abandoned buildings serve as a stark reminder of the city's economic decline.”

adj + noun

06. timely reminder

“The recent data breach is a timely reminder that we must update our security protocols.”

adj + noun

Noun

07. reminder of the importance

“The documentary was a powerful reminder of the importance of environmental conservation.”

noun + of + noun

08. reminder to stay

“She kept a note on her desk as a reminder to stay focused on her long-term goals.”

noun + infinitive

Real-World Examples

“For Woongsa Kim, a look at his shares trading app is a painful reminder of what he had made then lost by investing in the South Korean stock market.”
BBC News 13 Aug 2026
“It's a reminder of the risks that public criticism of the authorities and the war carry.”
BBC News 13 Aug 2026
“It is a reminder that adversity can be an enduring condition, not a narrative device on the way to catharsis.”
The Guardian 6 Aug 2026

Etymology

From remind + -er.

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

Word family

NOUN

reminder(C1)

Domain

Finance

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
Common
Level
C1 · AdvancedOxford
Updated

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English Reference