What does “apt” stand for?

Question

What does the abbreviation "apt" stand for? I'm referring to the "apt" directory, the "apt-cache", and the "apt-get" package manager.

I always assumed "apt-get" was short for "get application", but i'm probably wrong.

Answer 1

From man apt

apt(8)                                                                                                                                                                  apt(8)

NAME
       apt - Advanced Package Tool