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  • sierra
    sierra
    noun
    a chain of hills or mountains, the peaks of which suggest the teeth of a saw.
  • Sierra
    Sierra
    noun
    communications a code word for the letter s
Synonyms

sierra

American  
[see-er-uh] / siˈɛr ə /

noun

  • sierras
    plural
  1. a chain of hills or mountains, the peaks of which suggest the teeth of a saw.

  2. any of several Spanish mackerels of the genus Scomberomorus, especially S. sierra, found in western North America.

  3. a word used in communications to represent the letter S.


Sierra 1 British  
/ sɪˈɛərə /

noun

  1. communications a code word for the letter s

"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

sierra 2 British  
/ sɪˈɛərə /

noun

  1. a range of mountains with jagged peaks, esp in Spain or America

"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

sierra Scientific  
/ sē-ĕr′ə /
  1. A high, rugged range of mountains having an irregular outline somewhat like the teeth of a saw.


Other Word Forms

Derived Forms

Inflected Forms

Nouns


Etymology

Origin of sierra

1590–1600; < Spanish: literally, saw < Latin serra


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:

I spotted a brown chestnut-winged cinclodes with a little pointy beak, and a slate-blue plumbeous sierra finch with pink legs.

From New York Times ● Apr. 26, 2023

The models will be available in four colors including graphite, gold, silver, and sierra blue with storage options of 128GB, 256GB, 512GB, and new 1TB.

From Reuters ● Sep. 14, 2021

In this recipe, which is adapted from “The Food of Oaxaca,” chef and author Alejandro Ruiz recommends sierra or mahi-mahi, which are caught off the coast of Puerto Escondido in Oaxaca.

From Washington Post ● Aug. 26, 2021

The sierra and Gran Parque Natural Topes de Collantes, where you’ll find the Caburní waterfall, are a popular day trip from Trinidad, though most people head to Parque el Cubano, which borders Trinidad.

From The Guardian ● Nov. 24, 2018

We were rather surprised at seeing this bird here, the local hunters having specially assured us that only "aguilas reales" bred in that sierra.

From Wild Spain (Espa?a agreste) Records of Sport with Rifle, Rod, and Gun, Natural History Exploration by Walter J. Buck

In January 2025, Dutch police said he was believed to be living in Sierra Leone and going by the name Omar Sherrif.

From BBC ● Nov. 2, 2026

Dutch prosecutors have demanded his extradition but Sierra Leone has refused to cooperate, prompting the EU to cut some aid to the country.

From BBC ● Nov. 2, 2026

Sierra Canyon was 11-0 in 2023 when it lost to Mater Dei 42-14 in the semifinals.

From Los Angeles Times ● Nov. 1, 2026

In Sierra Vista, Ann Nichols, 72 and a Democratic-leaning independent, could scarcely get the words out fast enough as she cataloged her outrage.

From Los Angeles Times ● Nov. 1, 2026

“So,” Kyle said to Sierra, “tell me about those kids in Maximum Ride. How exactly did they fly?”

From "Mr. Lemoncello's Library Olympics" by Chris Grabenstein

The story of Maoism’s travels takes in the tea plantations of north India, the sierras of the Andes, Paris’s 5th arrondissement, the fields of Tanzania, rice paddies in Cambodia and terraces in Brixton.

From The Guardian ● Mar. 16, 2019

Our water comes from Hetch Hetchy in the sierras.

From New York Times ● Dec. 29, 2017

These animals continue to shape the sierras and surrounding mountain landscape.

From Scientific American ● Aug. 31, 2017

He’ll be remembered as much if not more as a tragic caudillo, a reminder that revolutionaries are usually a lot less romantic when they come down from the sierras and govern.

From Time ● Nov. 26, 2016

The train clicked by the Union Stock Yards, doubly pungent in the day’s strange warmth, and skirted sierras of black coal capped with grimy melting snow.

From "The Devil in the White City" by Erik Larson

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