A heredetary mneonic learning disability requiring the sufferer to evaluate observed data through a filter of 19th Century Colonial beliefs regarding race and social class. Most prevalent in Australia, due to endogamous breeding and the Founder effect, and also found in England where endogamy was an 18th Century rule. Thus, the disease perpetuates itself.

The safeguarding of Earth and other worlds from biological cross-contamination (i.e. billionaires with too much time on their hands).

Also known as “planetary protection.” Planetary protection / quarantine “reflects both the unknown nature of the space environment and the desire of the scientific community to preserve the pristine nature of celestial bodies until they can be studied in detail.”

There are two types of interplanetary contamination. Forward contamination is the transfer of viable organisms from Earth to another celestial body. Back contamination is the transfer of extraterrestrial organisms, if such exist, back to the Earth's biosphere.

A drake-brockman is an absurd belief that goes against all rational evidence, because it reinforces one's bigoted view of a race or particular group of people. Usually, a drake-brockman is the result of deliberately misrepresenting a source to make them fit your world view.