IPA: /ˈtʌblaɪk/
KK: /tʌblaɪk/
Having a shape or appearance similar to that of a tub.
The tublike structure of the container made it easy to store large amounts of water.
Tublike is formed from "tube" (from Latin "tubus", meaning a cylindrical container or pipe) and "-like" (meaning resembling or similar to). The word "tublike" describes something that resembles or has the characteristics of a tube.
Think of a 'tube' as a cylindrical shape, and remember that 'tublike' means something that looks or is shaped like a tube.