subjunctive
$ \mathrm{subjunctive}^1
/səbˈdʒʌŋktɪv/
(grammar)
the subjunctive mood
$ \mathrm{subjunctive}^2
/səbˈdʒʌŋktɪv/
(grammar)
the form (or mood) of a verb that expresses wishes, possibility or uncertainty; a verb in this form
The verb is in the subjunctive.
In ‘I wish I were taller’, ‘were’ is a subjunctive.
Word Origin