- (chemistry) trimethylindium, the most preferred metallorganic source of Indium used in MOCVD of compound semiconductors for opto-electronics applications.
- (informal) Too much information, an expression indicating that someone has divulged too much personal information and made the listener/viewer uncomfortable.
- He began to talk about his last trip to the underwear store. I told him, TMI!
- When Chris updated his status with "just ate entirely too much. Should make for a great bm to share with someone later," I thought it was TMI.
- (psychology) transmarginal inhibition, an organism’s response to overwhelming stimuli.
- (video, color correction) Temperature, Magenta/Green levels, and Intensity