Breadcrumb Home > Thesaurus > P Synonyms of postmark Find synonyms for: Noun 1. postmark, marker, marking, mark usage: a cancellation mark stamped on mail by postal officials; indicates the post office and date of mailing Verb 1. postmark, frank, stamp usage: stamp with a postmark to indicate date and time of mailing WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of postmark (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: prescient Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language