In English, the symbol for 'decimeter' is written as 'dm'. The decimeter is a unit of length equal to one-tenth of a meter, or 10 centimeters. It is commonly used in scientific and engineering contexts where precise measurements are required.
When reading measurements that include decimeters, the symbol 'dm' is typically read as 'decimeters'. For example, a measurement of 2.5 dm would be read as 'two point five decimeters'.
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It is important to note that the symbol 'dm' is not commonly used in everyday conversation or writing. Instead, people typically use the word 'centimeter' or simply 'cm' when referring to lengths that are smaller than a meter.
In summary, the symbol for decimeter in English is 'dm', which is read as 'decimeters'. However, this symbol is not commonly used in everyday language, and the word 'centimeter' is more commonly used for measurements smaller than a meter.