You would likely be using the "PDIP" package ("Plastic (?) Dual Inline Pin", it's the package that we think of when we think of ICs...)
What we think, depends a little on who we are I'd inject
On a global scale, DIP is a marginal product.
Yes, the first P is "Plastic", but the last is "Package"
DIP = Dual Inline Package
SIP = Single Inline Package
SOP Small Outline Package
But there really isn't any rules to it and a lot of manu's invent crazy names all the times - Like eg ÁMax (pronounced mu-Max or micro-Max) - now where's the logic in that
Always check the dimensional drawings (and get a stereo microscope for some of the packages if you're past 30