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senator

American  
[sen-uh-ter] / ˈsɛn ə tər /

noun

  1. Often Senator a member of a senate.

  2. Senator, (in the United States) a title of respect accorded a person who is or has been a member of the Senate.


senator British  
/ ˈsɛnətə /

noun

  1. (often capital) a member of a Senate or senate

  2. any legislator or statesman

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms

Etymology

Origin of senator

First recorded in 1175–1225; Middle English senatour, from Anglo-French, from Latin senātor, equivalent to sen(ātus) “council of elders” + -ātor noun suffix; see senate, -ator

Explanation

A senator is a person who works in the government. In the United States, senators are elected by voters to represent them in a state or federal senate. Each state in the US elects two senators who serve six-year terms in Washington, DC, where they pass laws and vote on policies. Other countries have senators as well, either elected or appointed. The word senator has been used in English since around 1200, from the Latin word, senex, or "old man." This is especially appropriate when you know that men have far outnumbered women in the US senate and that the first female senator wasn't elected until 1932.

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Vocabulary lists containing senator

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

The senator led the investigation into former president Uribe's ties with paramilitaries before it went to court, where Uribe became the first Colombian leader to be convicted of a crime last year.

From Barron's • May 25, 2026

After coming first in the March primary, Middleton, a senator from Galveston, will face U.S.

From Salon • May 23, 2026

"John Cornyn is an outstanding senator and deserved, in my judgement, the president's support."

From BBC • May 20, 2026

Rich politicians have won prominent elected offices, including financial executive Jon Corzine, who spent more than $100 million of his money on campaigns for New Jersey senator and governor.

From Los Angeles Times • May 19, 2026

A U.S. senator from Oklahoma called Palmer “the most eloquent Indian alive.”

From "Killers of the Flower Moon" by David Grann

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