Breadcrumb Home > Thesaurus > M Synonyms of marathoner Find synonyms for: Noun 1. marathoner, marathon runner, road runner, long-distance runner, runner usage: someone who participates in long-distance races (especially in marathons) WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of marathoner (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: calumny Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language