
- ...during the good-night kiss?
- Heart RATE, pheromones, et cetera, yes.
The Big Bang Theory Season 1, Episode 3

Agreed. Rate of gossip transmission
is proportional...
The Big Bang Theory Season 4, Episode 20

Would you like to know the state bird
or the murder RATE?
The Big Bang Theory Season 10, Episode 24

My hair is growing at the RATE
The Big Bang Theory Season 5, Episode 18

Accelerating at an initial RATE
of 32 feet per second.
The Big Bang Theory Season 1, Episode 2