English Reference

Word

alone

US/əˈɫoʊn/

UK/ɐlˈəʊn/

Definitions

01solitary

A2 · Elementary

adj. being by yourself, without any other people around.

adj. being without companions or other people; used predicatively after a verb like 'be' or 'feel'.

“She likes being alone in the house because it is very quiet.”

“After the guests departed, he finally felt alone in the vast apartment, enjoying the sudden silence of the evening.”

Usage

Typically follows a linking verb; it is rarely used before a noun.

Pitfall

The alone man sat on the bench.

The man sat alone on the bench.

In modern English, 'alone' is a predicative adjective. This means it usually comes after a verb like 'is' or 'sat', not before a noun.

02isolated in experience

B2 · Upper Intermediate

adj. feeling that no one else understands you or shares your situation.

adj. lacking peers or others who share one's specific circumstances, beliefs, or experiences.

“You are not alone in your struggle; many people feel the same way.”

“The researcher felt alone in her convictions until the latest data provided the evidence she needed to convince the board.”

Synonyms

03without help

B1 · Intermediate

adv. doing something without any help from other people.

adv. performing an action without assistance or external intervention.

“He managed to fix the broken bicycle alone after watching a video.”

“The young entrepreneur built the entire software architecture alone, refusing to take on partners until the product was launched.”

04only

B2 · Upper Intermediate

adv. used to show that you are talking about just one person or thing and nothing else.

adv. a focus adverb used to exclude all others except the person or thing mentioned.

“The price of the car alone is high, not including the insurance.”

“The sheer scale of the project alone was enough to intimidate the most experienced engineers on the team.”

Usage

Usually placed immediately after the noun or pronoun it modifies.

Confusables

alone vs lonely

Alone is the physical state of being by yourself; lonely is the emotional pain of feeling disconnected.

RememberAlone is a count of people; lonely is a feeling in the heart.

Real-World Examples

“People who live alone in far-off cities and may be at risk — or just perceived as such by friends or relatives — can push an outsized green circle on their phone screens and send proof of life over the network to a friend or loved one.”
Associated Press 15 Jan 2026
“One can be alone but not lonely, or lonely in a crowd.”
Associated Press 18 Dec 2025
“Children should be instructed to stay inside, not open the door to anyone unless they’ve been told in advance, and to never reveal that they’re alone on social media, gaming apps or to callers.”
Associated Press 17 Sept 2025
“The number of people living alone has skyrocketed.”
The Guardian 30 Mar 2012

Etymology

From Middle English allone, from earlier all oon (“alone”, literally “all one”), contracted from the Old English phrase eall ān (“completely alone”), equivalent to al- (“all”) + one. Cognate with Scots alane (“alone”), Saterland Frisian alleene (“alone”), West Frisian allinne (“alone”), Dutch alleen (“alone”), Low German alleen (“alone”), German allein (“alone”), Danish alene (“alone”), Swedish allena (“alone”). More at all and one. Regarding the different phonological development of alone and one, see the note in one.

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

Related words

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.A2 KeyIELTSIELTSInternational English Language Testing SystemThe 0–9 band test co-owned by the British Council, IDP, and Cambridge. Used for university entry, work, and migration.3.0–4.0TOEFL 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: 2.0–2.524–43TOEICTOEICTest of English for International CommunicationETS's workplace English test, big in Japan and Korea. Listening & Reading scores 10–990 and tops out at C1.225–549
Frequency
Very common
Level
A2 · ElementaryOxford
Updated

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English Reference