eSIM

Initialism of embedded SIM (“virtual SIM that is integrated in the cellular device”).

Noun

  1. Initialism of embedded SIM (“virtual SIM that is integrated in the cellular device”).
    • Before using an eSIM, you must add it to your iPhone and configure it. Only one eSIM can be active at a time, but you can easily switch back and forth between eSIMs. - 2021, Guy Hart-Davis, Teach Yourself Visually...

Origin

From e- + SIM (“subscriber identity module”).

Forms

eSIMs