Breadcrumb Home > Thesaurus > M Synonyms of metencephalon Find synonyms for: Noun 1. metencephalon, hindbrain, rhombencephalon usage: the part of the hindbrain that develops into the pons and the cerebellum WordNet 3.0 Copyright © 2006 by Princeton University. All rights reserved.Definition and meaning of metencephalon (Dictionary) TrendingHere are the facts and trivia that people are buzzing about. Hanukkah Origins of the Christmas Holiday Jewish Holidays, 2010-2030 (A.M. 5770-5791) Western Christian Holidays, 2010-2030 Krampus: The Christmas Devil Kwanzaa ✖ Related Content Daily Word Quiz: tintinnabulation Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language