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Seneca

1 American  
[sen-i-kuh] / ˈsɛn ɪ kə /

noun

  • Senecas,
    plural
  • Seneca
    plural
  1. a member of the largest tribe of the Iroquois Confederacy of North American Indians, formerly inhabiting western New York and being conspicuous in the wars south and west of Lake Erie.

  2. an Iroquoian language of the Seneca, Onondaga, and Cayuga tribes.


Seneca 2 American  
[sen-i-kuh] / ˈsɛn ɪ kə /

noun

  1. Lucius Annaeus c4 b.c.–a.d. 65, Roman philosopher and writer of tragedies.


Seneca 1 British  
/ ˈsɛnɪkə /

noun

  1. a member of a North American Indian people formerly living south of Lake Ontario; one of the Iroquois peoples

  2. the language of this people, belonging to the Iroquoian family

"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

Seneca 2 British  
/ ˈsɛnɪkə /

noun

  1. Lucius Annaeus (əˈniːəs), called the Younger. ?4 bc –65 ad , Roman philosopher, statesman, and dramatist; tutor and adviser to Nero. He was implicated in a plot to murder Nero and committed suicide. His works include Stoical essays on ethical subjects and tragedies that had a considerable influence on Elizabethan drama

  2. his father, Marcus (ˈmɑːkəs) or Lucius Annaeus, called the Elder or the Rhetorician. ?55 bc –?39 ad , Roman writer on oratory and history

"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

Derived Forms

Inflected Forms

Nouns

Etymology

Origin of Seneca

From the New York Dutch word Sennecaas, etc., originally applied to the Oneida and, more generally, to all the Upper Iroquois (as opposed to the Mohawk), probably < an unattested Mahican name

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.

See Examples For:

Ruby had been at the zoo since May 2025 after she traveled from Seneca Park Zoo in New York.

From Los Angeles Times Aug. 8, 2026

A professor of classical studies at the University of Pennsylvania, Wilson has also translated Seneca and Euripides, as well as Homer’s “Iliad.”

From Los Angeles Times Jul. 28, 2026

At Lawrence’s urging, George steeps himself in the classics, such as Plutarch and Seneca.

From The Wall Street Journal Jul. 2, 2026

The twins, Lucien and Lorenzo, would make Seneca, a tutor to Nero, reconsider his chosen field of endeavor.

From The Wall Street Journal Apr. 17, 2026

The beginning of this struggle can be traced to the famous Seneca Falls Convention, which was held from July 19 to July 20, 1848, in Seneca Falls, New York.

From "1919 The Year That Changed America" by Martin W. Sandler

Ranged across what is now upstate New York, the Mohawks, Oneidas, Onondagas, Cayugas and Senecas had recently forged a “covenant chain” of alliance with several English colonies.

From The Wall Street Journal Aug. 17, 2026

Calvert’s Fred Fabrizio rushed for 115 yards and three touchdowns and Austin Jones added 156 yards and two TDs as the Senecas rolled to a 77-14 victory.

From Washington Times Oct. 12, 2016

One of the districts, Akron, serves the Tonawanda Reservation, home to the Tonawanda Band of Senecas.

From New York Times Mar. 10, 2015

At the same time, Senecas, Shawnees, and Delawares laid siege to Fort Pitt.

From Textbooks Dec. 30, 2014

None of the party had escaped without injury; and it was not until the door was closed, and the air rang with triumphant yells from the Senecas, that it was discovered that Ichabod was missing.

From The Frontiersmen by Gustave Aimard

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