Godshatter

noun
Fragments of a superintelligence melded with a human-level intellect.
Source
A Fire Upon the Deep

Agrav

noun
A material producing an anti-gravity effect.
Source
A Fire Upon the Deep

Manhome

noun proper
The Earth.
Source
Norstrilia

Hier

verb
To perceive the thoughts of others telepathically.
Origin
Corruption of ‘hear’.
Source
Norstrilia

Oophase

adjective
Of a child: born after the waning years of the On-Off sun.
Origin
Abbreviation of ‘out of phase’.
Source
A Deepness in the Sky

Tream

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

Ziphead

noun informal
A person who has been made into a cognitive computer.
Source
A Deepness in the Sky

Adaptoplant

noun
Seasonal vegetation that grows into irregular temporary housing.
Origin
Pairing of ‘adapt’ and ‘plant’.
Source
Central Station

Memcordist

noun
A person who makes recordings of their sensorium.
Origin
Portmanteau of ‘memory’ and ‘recordist’.
Source
Central Station

Fakebook

noun
A written document stored in electronic form.
Source
Light

Sensifrons

noun
A variety of shrub native to Belzagor, able to detect nearby motion and withdraw its leaves as a defence against predators.
Source
Downward To The Earth

Loyaltician

noun
An advisor in matters of fealty.
Source
Surface Detail