English Reference

Word

goodbye

Phoneticsgood·bye, stress on the second syllable

US/ˌɡʊdˈbaɪ/

UK/ɡʊdbˈaɪ/

Definitions

01farewell

A1 · Beginner

interj. a word you say when you or another person is leaving.

interj. a conventional formula used at the time of parting.

“She waved and said goodbye as she stepped onto the train.”

“Goodbye, and please do not hesitate to contact our office if any further complications arise during your journey.”

Antonyms

hellohi

02the act of saying farewell

A2 · Elementary Countable noun

n. the act of saying the word goodbye or the moment when people leave each other.

n. an utterance of farewell or the occasion of parting.

“It was a sad goodbye at the airport because they wouldn't see each other for months.”

“The long-serving CEO gave a brief, emotional goodbye to the staff before clearing his desk for the final time.”

Synonyms

partingvalediction

Antonyms

03to say farewell

B2 · Upper Intermediate Literary

v. to say the word goodbye to someone.

v. to express a farewell to someone upon their departure.

“They stood on the porch and goodbyed their guests as the car drove off.”

“The villagers gathered at the quay to goodbye the sailors away on their long expedition across the Atlantic.”

Usage

often used with 'to' or in the phrase 'goodbye someone away'

Synonyms

bid farewell

Antonyms

Etymology

From earlier goodby, Godby, Godby'e, Godbwye, God b'w'y, God bwy yee, God buy you, God be wi' you, each a progressively shorter contraction of God be with ye or God be with you. Note the change of God to good by confusion with good morning, good night, etc. Modernly analysed as good + bye.

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

Word family

ADJECTIVE

INTERJECTION

goodbye(A1)

Idioms

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.A1 MoversIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.2.0–3.0TOEFL 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: 1.0–1.50–23TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.120–224
Frequency
Common
Level
A1 · BeginnerOxford
Updated

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English Reference