
...or as I call it, the Leslie Winkle
Experimental Methodology.
The Big Bang Theory Season 2, Episode 2

And they're all hopped up
on EXPERIMENTAL steroids.
The Big Bang Theory Season 2, Episode 16

Um, I am what's called
an EXPERIMENTAL physicist.
The Big Bang Theory Season 6, Episode 18

Prescription, nonprescription, foreign,
domestic, EXPERIMENTAL.
The Big Bang Theory Season 3, Episode 15

Oh, you heard me.
Your EXPERIMENTAL bonafides are laughable.
The Big Bang Theory Season 10, Episode 4