A slightly lower pitch would have been better, but it could still fall within this man’s spectrum.
The thing was a spectrum of possibilities from the most remote past to the most remote future—from the most probable to the most improbable.
Think of it as a spectrum whose extremes are unconsciousness at the negative end and hyperconsciousness at the positive end.
They might have taken Arrakis when they realized the error of specializing on the melange awareness-spectrum narcotic for their navigators.
Prenatal exposure to an awareness-spectrum narcotic is the reason generally given for Bene Gesserit references to her as "Accursed One."
SNOOPER, POISON: radiation analyzer within the olfactory spectrum and keyed to detect poisonous substances.
An "awareness spectrum" narcotic.
TRUTHTRANCE: semihypnotic trance induced by one of several "awareness spectrum" narcotics in which the petit betrayals of deliberate falsehood are apparent to the truthtrance observer.
(Note: "awareness spectrum" narcotics are frequently fatal except to desensitized individuals capable of transforming the poison-configuration within their own bodies.) TUPILE: so-called "sanctuary planet" (probably several planets) for defeated Houses of the Imperium.
(Water is poisonous to shai-hulud as the Fremen had long known from drowning the rare "stunted worm" of the Minor Erg to produce the awareness-spectrum narcotic they call Water of Life.
There are no more uses of "spectrum" in the book.
Show samples from other sources
That a man pleasured could so easily resolve himself to the whole spectrum of acts, indifferent and murderous and humane, and choose with such arbitrary will what he shall have to remember forever and forever.
Chang-rae Lee -- A Gesture Life
His appreciation of growing things became more subtle, turned within a more limited spectrum and gradually Lalla’s visits tapered away.