noun Etymology: Dr. ~, pseudonym of L. L. Zamenhof died 1917 Polish oculist, its inventor Date: 1892 an artificial international language based as far as possible on words common to the chief European languages, Esperantist noun or adjective
ESPERANTO
Meaning of ESPERANTO in English
Merriam Webster. Explanatory English dictionary Merriam Webster. Толковый словарь английского языка Мерриам-Уэбстер. 2012