Definitions

1. adjective

relating to a hypothetical or fictional language or dialect

“The atloidoaxoid grammar rules were used to create a new, made-up language for the novel.”

2. noun

a fictional or hypothetical language or dialect

“The author spent years studying atloidoaxoid, a language she had created for her fantasy series.”

3. verb

to create or invent a fictional language or dialect

“The linguist atloidoaxed a new language for her students to practice.”