
Your DOCTORATE is in neurobiology.
I fail to see the distinction.
The Big Bang Theory Season 4, Episode 24

I have a DOCTORATE
from Indiana University.
The Big Bang Theory Season 12, Episode 5

Bernadette got her DOCTORATE.
The Big Bang Theory Season 10, Episode 11

get a DOCTORATE.
The Big Bang Theory Season 5, Episode 21

I have a DOCTORATE in astrophysics
and I'm every bit as awesome
The Big Bang Theory Season 10, Episode 11