Lojban is a carefully constructed language designed with the intention of eliminating much of the ambiguity from human communication. It is the result of five decades' worth of collective efforts by hundreds of people.
Some notable features:
• Lojban is designed to be used by people to communicate with one another, and possibly to communicate with computers in the future.
• Lojban is designed to be culturally neutral.
• Lojban grammar is based on the principles of logic.
• Lojban is simple compared to natural languages; it is easy to learn.
• Lojban's 1300 root words can be easily combined to form a vocabulary of millions of words.
• Lojban is designed to be culturally neutral.
source
wikipedia.org,
omniglot.com &
ethnologue.com