Scientesticles 

Testicles that are donated to science for examination.

Ya my cousin's scientesticles are gonna be put to good use.

Scientesticles by Kyle p33 October 5, 2017

scientesticles 

to have scientesticles is to have copious amounts of courage when putting forward a scientific theory or idea. may be damaged by failiure.

"man, einstein had HUGE scientesticles to go against isaac newton like that"

"turns out string theory is bull, must have been a giant kick in the scientesticles for big steve hawking!"

scientesticles by mr. Alan Paul Rick March 14, 2010