Breadcrumb Home > Thesaurus > P Synonyms of perimeter Find synonyms for: Noun 1. margin, border, perimeter, boundary, edge, bound usage: the boundary line or the area immediately inside the boundary 2. perimeter, line usage: a line enclosing a plane areas 3. circumference, perimeter, size usage: the size of something as given by the distance around it WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of perimeter (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: persiflage Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language