Tream

noun
A virtual reality scenario experienced via direct interface with the brain.
Origin
Portmanteau of ‘transmit’ and ‘dream’.
Source
The Algebraist

Revent

verb
The act of transferring the extracted mind-state of a dead person into a fresh body.
Origin
Derived from rĕ- (again) and veniō (“I come”).
Source
Surface Detail

Metacortex

noun
A distributed cloud of software agents that augments the computational power of the human brain.
Source
Accelerando

Simex

noun
An implanted artificial memory, indistinguishable from lived memories.
Origin
Abbreviation of ‘simulated experience’.
Source
Ghost in The Shell

Microsoft

noun
A software package that directly interfaces with the brain via a wetware implant.
Source
Neuromancer

Wirehead

noun informal
A person fitted with an electronic implant to stimulate the pleasure centres of the brain.
Source
The Ringworld Engineers