Showing results for SIM card. Search instead for SIM+card.

SIM card

American

[sim] / sɪm /

noun

Subscriber Identity/Identification Module: a removable card inside a cell phone that stores data unique to the user, as an identification number, passwords, phone numbers, and messages.

SIM Card British

acronym

subscriber identity module card; a small card used in a mobile phone to store data about the network, telephone number, etc

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of SIM card

First recorded in 1990–95

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Astrologers consult a national zodiac, palm readers ring pagodas, would-be alchemists attempt to transmute mercury into gold and SIM card companies advertise dial-a-diviners.

From Barron's • Dec. 21, 2025

The Oslo transport authority, Ruter, said the bus’s mobile-network connection via a Romanian SIM card gave manufacturer Yutong access to the control system for battery and power supply.

From The Wall Street Journal • Nov. 19, 2025

The surgeon then inserts a microchip shaped like a SIM card, only 2mm by 2mm, beneath the central retina through a small opening.

From Science Daily • Oct. 20, 2025

But even Apple isn't abandoning the physical SIM card altogether.

From BBC • Sep. 12, 2025

Many countries will allow you to purchase a pre-paid SIM card for service after you arrive in-country for use with your existing smartphone or another you buy abroad.

From Salon • Mar. 29, 2019

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023