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

Uh, I am an EXPERIMENTAL
physicist at Cal-Tech,
The Big Bang Theory Season 5, Episode 13

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

Oh, yes, EXPERIMENTAL physics,
The Big Bang Theory Season 12, Episode 22

Leonard grew up to be
an EXPERIMENTAL physicist.
The Big Bang Theory Season 1, Episode 16