Emathculate

Combines two words: emasculate and math. Together, it means to make (a person, idea, argument, or piece of legislation) weaker or less effective using math.

Person 1: In 3D coordinates, the Y-axis is always up.
Person 2: Actually, the labels are arbitrary and there tend to be two common standards: Y-axis up or Z-axis up.
Person 3: Oh! He just emathculated you!