► a slight/brief/momentary etc hesitation
There was a slight hesitation in Jamie’s voice. ► momentary/temporary/occasional etc lapse
Despite the occasional lapse, this was a fine performance by the young saxophonist. ► momentary panic (=panic that does not last long)· Her momentary panic faded.
► a momentary pause (=very short)· There was a momentary pause during which Mr Hammond glanced at his wife.