Abortion is the taking of a human life, with its unique genetic code, developing within the mother's womb.

Under the new system, every house or building is assigned with a unique 6-digit postal code.

The host would enter a unique code into the number panel, thus unlocking the door.

The car sends a challenge number, which the remote controller returns with its own unique code.

At the receiver, that same unique code is used to recover the signal.

In the book, the little prince's asteroid also has a unique code: B612.

Students use the program by entering a secure, unique code.

Companies have used different techniques to create the unique code that constitutes a fingerprint.

This is the unique code that identifies the station.

Each design has a unique code so it can easily be found and shared.