A hypothetical device that enables users to communicate instantaneously across great distances; that is, a faster-than-light communication device.(noun)
Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License
Use "ansible" in a sentence
"The official name is Philotic Parallax Instantaneous Communicator, but somebody dredged the name ansible out of an old book somewhere and it caught on."
"I wonder how he will solve the real time Ansible communication or explanation there of, apparently via the "ansible" he can have real time time conversations."
"The McDoon family is somehow related with Yount and in the course of the novel we will find quite a few details about that, but here I just want to mention that some humans have the capacity of perceiving Yount, capability which is related with the "ansible" technology the people there use to keep track of far away, inter-worlds travelers, and which seems to run in families."