ablation
A surgical procedure to remove body tissue
argon
A colorless, odorless gas
condemned
Sentenced to death or torture
confines
Limited, restricted spaces
feeble
Physically weak
gyred
Whirled or gyrated
hydroponic
The process of growing plants in water instead of soil
inevitable
Something that cannot be avoided
inhospitable
Unable to support life
klaxon
A loud warning, often a horn
labyrinth
A complex maze
machinations
A plot or scheme
preserving
Protecting something so that it doesn't become destroyed or damaged over time
prevent
To stop something bad before it happens
rebel
To disobey rules or orders
remonstrations
Expressions of opposition or protest
resigned
Believing that things will never get better; having a defeatist attitude
superstition
Unevidenced belief in a supernatural or magical power
"The Cleaning"
The silo's standard death sentence, where criminals are forced to clean camera lenses on the earth's toxic surface
"The Lottery"
The silo's method of population control, where couples are given a year in which to conceive a child
vista
A pleasant view