School / A1

ROOL-uh/ˈruːlə/

A ruler is a straight stick for drawing lines and measuring centimetres. A rule is a law or instruction (school rules). The ruler of a country is a later, different sense. Use a ruler for a straight line.

Meaning

A straight piece of plastic or wood for drawing lines and measuring.

Examples

• “Draw a line with a ruler.”
• “My ruler is only fifteen centimetres long.”
• “Leave your ruler on the desk.”

Good to know

ruler for lines/measuring. Mix-up: rule (a law).

Topics

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