Social Proprioception is when a large group of friend or coworkers know what each other are doing and work together or coordinate themselves without having direct communication.  Examples would include google docs, twitter, Facebook, and other social media.

Dissonance is disagreement with someone’s or each others beliefs or actions.  Cognitive dissonance is disagreement with your own beliefs or ideas and performing actions contrary to your ideas or beliefs.

A Feedback Loop is basically dialogue.  It is formed by an effect and returns to its cause, making a loop.
Compression is the process of making a computer file (ex. illustrator and photoshop) smaller.  Using formats such as .tiff, .png, or jpg will compress the file, with jpg being a loss compression and tiff/png being lossless.  Loss refers to the file losing quality when it is compressed.
Environments refers to the different media surroundings or conditions you can choose from when creating a design or ad.  It also refers to person’s surroundings that influences the design.