[ pop-yuh-luhs ]
/ ˈpɒp yə ləs /


full of residents or inhabitants, as a region; heavily populated.
jammed or crowded with people: There's no more populous place than Times Square on New Year's Eve.
forming or comprising a large number or quantity: Because of epidemics the tribes are not nearly so populous as they once were.

Origin of populous

1400–50; late Middle English populus < Latin populōsus. See people, -ous

Related forms

Can be confused

populace population populous
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for populous

British Dictionary definitions for populous


/ (ˈpɒpjʊləs) /


containing many inhabitants; abundantly populated

Derived Forms

populously, adverbpopulousness, noun

Word Origin for populous

C15: from Late Latin populōsus
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012