[ pyoo-er-il, -uh-rahyl, pyoor-il, -ahyl ]
/ ˈpyu ər ɪl, -əˌraɪl, ˈpyʊər ɪl, -aɪl /


of or relating to a child or to childhood.
childishly foolish; immature or trivial: a puerile piece of writing.

Origin of puerile

1650–60; < Latin puerīlis boyish, equivalent to puer boy + -īlis -ile

Related forms

pu·er·ile·ly, adverbnon·pu·er·ile, adjectivenon·pu·er·ile·ly, adverb
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for puerile

British Dictionary definitions for puerile


/ (ˈpjʊəraɪl) /


exhibiting silliness; immature; trivial
of or characteristic of a child

Derived Forms

puerilely, adverbpuerility (pjʊəˈrɪlɪtɪ), noun

Word Origin for puerile

C17: from Latin puerīlis childish, from puer a boy
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