Meaning of romer in English:


Pronunciation /ˈrəʊmə/


  • A small piece of plastic or card bearing perpendicularly aligned scales or (if transparent) a grid, used to determine the precise reference of a point within the grid printed on a map.

    • ‘They can place a car on the surface plate (an accurately measured flat plane) and use what is called a romer arm to calculate the car's dimensions to exact specifications.’


1920s named after Carrol Romer (1883–1951), its British inventor.