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registration number

British

noun

a sequence of letters and numbers assigned to a motor vehicle when it is registered, usually indicating the year and place of registration, displayed on numberplates at the front and rear of the vehicle, and by which the vehicle may be identified

"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

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.

A ship called "Grinch" is under UK sanctions, while another called "Carl" with the same registration number is sanctioned by the United States and European Union.

From Barron's • Jan. 22, 2026

"I couldn't remember the last three digits of my registration number," he said.

From BBC • Jan. 18, 2026

The deceptive advertisement asks for personal information, including your full name, license plate number, and the last five digits of the vehicle registration number.

From Los Angeles Times • Jun. 5, 2025

No injuries were reported, according to the F.A.A.’s notice about the incident, which listed the Boeing’s registration number as N757AF.

From New York Times • May 15, 2024

His eyes moved from the golden registration number at the top of the handle, right down to the perfectly smooth, streamlined birch twigs that made up the tail.

From "Harry Potter And The Prisoner Of Azkaban" by J.K. Rowling

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