Ruler

'ruːlər

nounmedium📊CommonPolitics
2 meanings2 idioms/phrases3 questions

Definitions

2 meanings
1

A person who exercises government or control over a people, territory, or organization.

'ruːlər

nounneutralmedium
Politics

A person who rules or governs a country or territory.

The benevolent ruler implemented policies that benefited the entire population.

💡 Simply: Imagine the king or queen of a country. They're the ruler! They make the rules and make sure everyone follows them. Like the principal at school, or the boss at work.

👶 For kids: Someone who is in charge and makes decisions for a place or group of people, like a king or queen.

More Examples

2

History books often recount the lives of powerful rulers.

3

The country has been under the rule of a dictator for many years.

How It's Used

Politics

"The new ruler of the kingdom implemented many changes."

History

"Cleopatra was a famous ruler of Egypt."

2

An instrument, typically a straight strip of wood or plastic, marked at intervals, used for measuring lengths or drawing straight lines.

'ruːlər

nounneutralBeginner
Measurement

A straight-edged strip of rigid material, typically marked at regular intervals, used for measuring lengths or drawing straight lines.

She used a ruler to measure the length of the paper.

💡 Simply: It's a flat stick with lines on it that helps you measure how long something is or draw a straight line, like when you're doing your homework and need to draw a straight line or measure your pencil.

👶 For kids: A long, straight stick that helps you measure things or draw straight lines.

More Examples

2

The architect needed a precise ruler to create the blueprints.

3

A ruler is an essential tool for geometry class.

How It's Used

Mathematics

"Use a ruler to draw a straight line."

Engineering

"The engineer used a ruler to measure the precise dimensions."

Tip:Picture a straight edge with markings for measuring.

Idioms & expressions

rule of thumb

A practical and approximate way of doing or measuring something, based on experience rather than precise calculations.

"As a rule of thumb, you should budget 20% of your income for savings."

rule the roost

To be in charge; to dominate; to be the boss.

"After her husband's death, the widow started to rule the roost at home."

From Middle English rulere, from Old English rīcere ('governor, ruler'), from rīcan ('to rule') and -ere (agent suffix).

The word 'ruler' has been used in English since Old English times, primarily referring to a leader or governor.

Memory tip

Think of someone holding the reigns, controlling things.

Word Origin

LanguageOld English
Original meaning

"one who rules or governs"

absolute rulerbenevolent rulermilitary rulerreigning rulerstraight ruler

Common misspellings

rulurrueler

Usage

40%Spoken
60%Written