Usage of "constructed language"

Russian

Portuguese

Spanish

Catalan

Human language whose phonology, grammar, and vocabulary have been consciously devised for human or human-like communication.

Usage of constructed language in English

This admirably constructed language Sanskrit gives you in that very word its own meaning. 
 An Introduction to Yoga 

If you ever want to find a bathroom on Vulcan or ask for dressage lessons in Essos, you'll need to learn a constructed language first. 
 Wired 

constructed

construct

Verb

Noun

Meanings of constructed language in English