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

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

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

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

Experimental log.
The Big Bang Theory Season 6, Episode 8