1. A person who tries to imitate or copy someone else, especially in order to rival or equal them.
2. A software program or device that enables a computer or system to run software or perform functions designed for a different system.
Usage: computing

Examples

• Many young artists are emulators of the masters who came before them.
• She was an emulator of her older sister's style and mannerisms.
• Video game emulators allow players to run classic games on modern computers.
• The software emulators made it possible to test the application on different operating systems.
• Rather than being an emulator, he chose to develop his own unique approach.
• Mobile device emulators help developers test apps without owning every phone model.