(n)one of the first artificial language constructed for use as an auxiliary international language; based largely on English but with some German and French and Latin roots
The Collaborative International Dictionary of English (GCIDE) v.0.53Collaborative International Dictionary (GCIDE)
n. Literally, world's speech; the name of an artificial language invented by Johan Martin Schleyer, of Constance, Switzerland, about 1879. For more about “planned languages”, see Esperanto. [ 1913 Webster + PJC ]