English Reference

Word

hasn't

Phoneticshas·nt

Definitions

01auxiliary / helping verb

A1

v. the short way to say 'has not' when talking about an action that happened recently or is still true.

v. the contracted form of 'has not' used as an auxiliary verb in the present perfect tense.

“She hasn't finished her homework yet, so she can't go out.”

“The research team hasn't yet published the full results of the clinical trial, despite significant pressure from the medical community.”

Usage

Used with the past participle of a main verb to form the negative present perfect.

Pitfall

He hasn't went to the store yet.

He hasn't gone to the store yet.

After 'hasn't', always use the past participle (gone) rather than the simple past (went).

Teaching tip

Remind students that this contraction is standard in speech and informal writing, but 'has not' is preferred in formal academic contexts.

Synonyms

has not

Antonyms

has

02possession

A2

v. the short way to say 'does not have' or 'has not got'.

v. the contracted negative form of the lexical verb 'have' indicating possession or relationship.

“He hasn't a clue what to do next.”

“The old house hasn't the charm it once possessed before the modern renovations were completed.”

British English

Usage

In American English, 'doesn't have' is much more common than 'hasn't' for possession.

Teaching tip

In modern usage, 'hasn't' for possession is often followed by 'got' (e.g., 'He hasn't got a car'). Using 'hasn't' alone for possession sounds very traditional or British.

Synonyms

doesn't havehasn't got

Antonyms

has

Etymology

has + -n't

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

Collocations

hasn't changed

This entry

Level
A1 · Beginner
Frequency
Occasional
Updated

Scan code

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English Reference