[ es-puh-rahn-toh, -ran- ]
/ ˌɛs pəˈrɑn toʊ, -ˈræn- /


an artificial language invented in 1887 by L. L. Zamenhof (1859–1917), a Polish physician and philologist, and intended for international use. It is based on word roots common to the major European languages.

Origin of Esperanto

1890–95; orig. pseudonym of inventor; literally, the hoping one. See esperance

Related forms

Es·pe·ran·tism, nounEs·pe·ran·tist, noun Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for esperanto

British Dictionary definitions for esperanto


/ (ˌɛspəˈræntəʊ) /


an international artificial language based on words common to the chief European languages, invented in 1887

Derived Forms

Esperantist, noun, adjective

Word Origin for Esperanto

C19: literally: the one who hopes, pseudonym of Dr. L. L. Zamenhof, who invented it
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