mechanical twin

noun

, Metallurgy.

1. a crystalline twin formed by the strain set up by an applied force.

Word History and Origins

Origin of mechanical twin¹

First recorded in 1920–25

Example Sentences

The redesigned 2022 Subaru BRZ is Exhibit A. This small, lively two-door coupe returns alongside its mechanical twin, the Toyota GR 86, with several minor improvements and one major upgrade: the engine.

From Seattle Times

On the roof of a sleek industrial building that houses Web Slingers — an interactive Spider-Man simulator ride — a human actor dressed as the friendly neighborhood Avenger somersaults, backflips, cartwheels and charms the crowd before running offstage to make way for a mechanical twin.

From Los Angeles Times

Otherwise a mechanical twin of the square-backed X3, the X4 breathes the same air as glam utes such as the Range Rover Velar, Mercedes-Benz GLC Coupe, and Alfa Romeo Stelvio, which I regard still as the best looking and best handling of the bunch.

From Wall Street Journal

It also includes the 2009 and 2010 Pontiac Vibe, a mechanical twin of the Matrix.

From New York Times