Dictionary.com
Thesaurus.com
Synonyms

Esperanto

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

noun

  1. 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.


Esperanto British  
/ ˌɛspəˈræntəʊ /

noun

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

"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

Other Word Forms

Etymology

Origin of Esperanto

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

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Within a single page Mr. Hahn can hop from Esperanto to Turkish to Hindi.

From The Wall Street Journal Apr. 22, 2026

When Interpol was first being planned in 1914, French was chosen as the designated language — but organizers also believed Esperanto could be a viable alternative in the future.

From Salon Aug. 6, 2022

Last fall, Mr. Trump misspelled his defense secretary’s name in a tweet, referring to him as Mark Esperanto.

From New York Times Jun. 5, 2020

Real, but not: “Conlangs,” or constructed languages, have been around for decades—like Klingon, Sindarin, and Esperanto.

From Slate Oct. 30, 2019

He knew how to speak Esperanto, he understood all the major religions well, but he wasn’t yet an alchemist.

From "The Alchemist" by Paulo Coelho

Vocabulary.com logo
by dictionary.com

Dictionary.com's Learning Companion

Go beyond just looking up words.
Remember them forever with VocabTrainer.

Start training