Breadcrumb Home > Thesaurus > S Synonyms of sierra Find synonyms for: Noun 1. sierra usage: a range of mountains (usually with jagged peaks and irregular outline) 2. sierra, Scomberomorus sierra, Spanish mackerel usage: a Spanish mackerel of western North America WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of sierra (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Chinese New Year History, Meaning, and Celebrations Current Events This Week: February 2024 Valentine's Day Valentine's Day History Mardi Gras 30 "Charlie and the Chocolate Factory" Quotes ✖ Related Content Daily Word Quiz: apotheosis Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language