English Reference

Word

smell

US/ˈsmɛɫ/

UK/smˈɛl/

Irregular verb

Forms

Infinitive

smell

Past

smelled / smelt

Past participle

smelled / smelt

Definitions

01an odour

A2 · Elementary Countable noun

n. the quality of something that you notice with your nose.

n. a sensation, whether pleasant or unpleasant, detected by the olfactory system.

“The sweet smell of fresh bread filled the entire kitchen.”

“The pungent smell of chlorine greeted the swimmers as they entered the indoor pool area.”

Synonyms

02the sense

B1 · Intermediate Uncountable noun

n. the ability to notice things with your nose.

n. the faculty or sense that detects and perceives odours.

“Dogs have a much stronger sense of smell than humans do.”

“The patient reported a temporary loss of smell following the viral infection, which significantly affected her appetite.”

Synonyms

olfaction

03to perceive an odour

A2 · Elementary

v. to notice or recognize a scent using your nose.

v. to perceive or detect the odour of something by means of the olfactory organs.

“Can you smell the smoke coming from the neighbor's garden?”

“She leaned down to smell the roses, noting the delicate fragrance that the morning dew had intensified.”

Synonyms

04to have a scent

A2 · Elementary

v. to have a particular quality that people notice with their noses.

v. to emit an odour; often functions as a copular verb followed by an adjective or a prepositional phrase.

“The old books smell of dust and paper.”

“The damp basement smelled strongly of mildew, suggesting that the pipes had been leaking for several weeks.”

Usage

Often used with 'of' or 'like' when followed by a noun.

Pitfall

The flowers smell beautifully.

The flowers smell beautiful.

When 'smell' describes a quality, use an adjective, not an adverb.

Synonyms

05to seem suspicious

C1 · Advanced Informal

v. to feel like a situation is wrong or dishonest.

v. to suggest a particular quality or character, especially one that is suspicious or unpleasant.

“Something about his story smells fishy to me.”

“The sudden withdrawal of the lead investor smells of a desperate attempt to avoid a public scandal.”

Synonyms

Etymology

Etymology tree Proto-Indo-European *smel- Proto-West Germanic *smalljan Old English *smiellan Middle English smellen English smell From Middle English smellen, smillen, smyllen, smullen, from Old English smyllan, smiellan (“to smell, emit fumes”), from Proto-West Germanic smallijan (“to glow, burn, smoulder”), from Proto-Indo-European smel- (“to burn, smoke, smoulder; tar, pitch”). The noun is from Middle English smel, smil, smul (“smell, odour”). Related to Saterland Frisian smeele (“to smoulder”), Middle Dutch smōlen (“to burn, smoulder”) (whence Dutch smeulen (“to smoulder”)), Middle Low German smölen (“to be hazy, be dusty”) (whence Low German smölen (“smoulder”)), Low German smullen (“emit smoke”), West Flemish smoel (“stuffy, muggy, hazy”), Danish smul (“dust, powder”), Lithuanian smilkyti (“to incense, fumigate”), Lithuanian smilkti (“to smudge, smolder, fume, reek”), Lithuanian smalkinti (“to fume”), Middle Irish smál, smól, smúal (“fire, gleed, embers, ashes”), Russian смола́ (smolá, “resin, tar”). Compare smoulder, smother.

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

Word family

NOUN

smell(A2)

ADJECTIVE

Related words

Idioms

Grammar

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
Common
Level
A2 · ElementaryOxford
Updated

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