English Dictionary

Define dictionary terms easily in our powerful online English dictionary.

Searching for...

No matching words found

Try a different search term or browse the dictionary

Definition mightn’t in British English

mightn’t short form

short form
/ˈmaɪt(ə)nt/
1

the usual way of saying or writing 'might not'. This is not often used in formal writing.

Synonyms and related words
Definition mightn’t in British English