Breadcrumb Home > Thesaurus > S Synonyms of sima Find synonyms for: Noun 1. sima, rock, stone usage: rock that form the continuous lower layer of the earth's crust; rich in silicon and magnesium WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of sima (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: parallax Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language