A mother that looks like a good parent to strangers, yet is a complete bitch to her children. Occasionally raises daughters to follow in her footsteps.

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.

Can also be used as Father Dearest, Mother Dearest is a respectful way to address ones own parents in response to one of their questions.