Jump To:

• sen
  sen

  noun

  a money of account of Japan, one 100th of a yen, now used only in certain quotations, as on foreign exchange.
• sen.
  sen.

  abbreviation

  senate.
• Sen.
  Sen.

  abbreviation

  senator
• SEN
  SEN

  abbreviation

  (formerly) State Enrolled Nurse

sen

¹ American  

[sen] / sɛn /

noun

• sen
  plural

1. a money of account of Japan, one 100th of a yen, now used only in certain quotations, as on foreign exchange.

---

sen ² American  

[sen] / sɛn /

noun

• sen
  plural

1. a money of account of Cambodia, one 100th of a riel.

---

sen ³ American  

[sen] / sɛn /

noun

• sen
  plural

1. an aluminum coin and monetary unit of Indonesia, one 100th of a rupiah.

2. a bronze, cupronickel, or copper-clad coin and monetary unit of Malaysia, one 100th of a ringgit.

---

sen. ⁴ American  

Or sen.

abbreviation

1. senate.

2. senator.

3. senior.

---

Sen. ¹ British  

abbreviation

1. senator

2. senior

---

SEN ² British  

abbreviation

1. (formerly) State Enrolled Nurse

---

sen ³ British  

/ sɛn /

noun

1. a monetary unit of Brunei, worth one hundredth of a dollar, Cambodia, worth one hundredth of a riel, Indonesia, worth one hundredth of a rupiah, Malaysia, worth one hundredth of a ringgit, and formerly of Japan (where it is still used as a unit of account)

---

Other Word Forms

Noun Inflected Forms

• sen
  plural

Etymology

Origin of sen¹

First recorded in 1725–35; from Japanese, from Middle Chinese, equivalent to Chinese qián; cf. chon

Origin of sen²

First recorded in 1960–65; from Khmer sein, probably Khmer pronunciation of the French abbreviation cent., for centime ( see centime), stamped on Cambodian coins

Origin of sen³

First recorded in 1950–55; from Malay, from English cent

Example Sentences

See Examples For:

sen sen. Sen. SEN

"What makes these organisms particularly dangerous is their ability to survive conditions that kill many other microbes," said corresponding author Longfei Shu of Sun Yat sen University.

From Science Daily ● Jan. 25, 2026

A UniCredit logo is sen in downtown Rome, May 10, 2016.

From Reuters ● Mar. 9, 2022

The menu features Lao dishes such as the rice noodle soup khao piak sen and beef noodle soup Lao pho.

From Los Angeles Times ● Feb. 12, 2019

Recommended Dishes Khao yum gai zaap; gai yang; tom yum; larb gai; larb neua; nam tok; yum woon sen.

From New York Times ● Dec. 15, 2016

She likes how he greets her in Twi: Eti sen?

From "You Bring the Distant Near" by Mitali Perkins

Joseph, sen., first made a circle, twelve or fourteen feet in diameter: 'This circle,' said he, 'contains the treasure.'

From Monsieur Violet by Marryat, Frederick

The words attributed to the police magistrate, Lyttleton, he had denied; but, on his return home, became convinced by the testimony of Mr. Dry, sen., that he had sworn falsely.

From The History of Tasmania, Volume I by West, John

During the ceremonies of the dedication, an angel appeared and sat near President Joseph Smith, sen., and Frederick G. Williams, so that they had a fair view of his person.

From Life of Heber C. Kimball, an Apostle The Father and Founder of the British Mission by Whitney, Orson F.

Kentfield declined to play in 1849, John Roberts, sen., assumed the title, and held the position till 1870, when he was defeated by his pupil W. Cook.

From Encyclopaedia Britannica, 11th Edition, Volume 3, Slice 7 "Bible" to "Bisectrix" by Various

Layne, sen., aged 121 years, being born at Albemarle, near Buckingham county, 1700.

From Notes and Queries, Number 212, November 19, 1853 A Medium of Inter-communication for Literary Men, Artists, Antiquaries, Genealogists, etc. by Bell, George

Miller’s former father-in-law, Sen. Bernie Moreno, broke his long silence over the matter.

From Slate ● Aug. 8, 2026

But as he aggressively attacks his ex-wife, Emily Moreno, and her father, Ohio Sen. Bernie Moreno, Miller’s behavior is as bizarre as it is unsettling.

From Salon ● Aug. 7, 2026

Sen. Elizabeth Warren asked the Commerce Department for details on upcoming changes to the personal-consumption expenditures price index.

From The Wall Street Journal ● Aug. 6, 2026

Neither Michigan Sen. Gary Peters nor Gov. Gretchen Whitmer—the latter Senate Minority Leader Chuck Schumer’s first attempted recruit for the Senate race—would have endorsed in the race unless they felt they had to.

From Slate ● Aug. 5, 2026

The driver turned his head and glanced back at Mrs. Sen. “What’s in the bag?”

From "Interpreter of Maladies" by Jhumpa Lahiri

So, why might there be higher proportions of children with SEN in the schools that are closing?

From BBC ● Jun. 1, 2026

Concerns have also been expressed about what further support is in place for autistic young people and others with SEN when they leave school.

From BBC ● May 16, 2026

But the watchdog said there was little evidence that hundreds of millions of pounds spent on SEN "is being spent effectively or delivering a high-quality education to those who need it".

From BBC ● Apr. 1, 2026

Reforms have recently been introduced regarding classroom support for children with SEN and school placements.

From BBC ● Apr. 1, 2026

It will generally be right to employ SEN to represent the English suffix -less, as:—Sendanka = thankless, senmona = penniless, senhara = hairless, bald, senutila = useless.

From The International Auxiliary Language Esperanto Grammar and Commentary by Cox, George